20202353668

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1699}}^1$

素因数の和:1870

約数の個数: 144

約数和(自身を含む): 45147648000

約数和(自身を除く): 24945294332

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 49, 62, 76, 98, 103, 124, 133, 196, 206, 217, 266, 412, 434, 532, 589, 721, 868, 931, 1178, 1442, 1519, 1699, 1862, 1957, 2356, 2884, 3038, 3193, 3398, 3724, 3914, 4123, 5047, 6076, 6386, 6796, 7828, 8246, 10094, 11893, 12772, 13699, 16492, 20188, 22351, 23786, 27398, 28861, 32281, 44702, 47572, 52669, 54796, 57722, 60667, 64562, 83251, 89404, 95893, 105338, 115444, 121334, 129124, 156457, 166502, 174997, 191786, 210676, 225967, 242668, 312914, 333004, 349994, 368683, 383572, 424669, 451934, 625828, 699988, 737366, 849338, 903868, 1000711, 1224979, 1474732, 1581769, 1698676, 2001422, 2449958, 2580781, 2972683, 3163538, 3324943, 4002844, 4899916, 5161562, 5424907, 5945366, 6327076, 6649886, 7004977, 8574853, 10323124, 10849814, 11890732, 13299772, 14009954, 17149706, 21699628, 23274601, 28019908, 34299412, 37974349, 46549202, 49034839, 75948698, 93098404, 98069678, 103073233, 151897396, 162922207, 196139356, 206146466, 265820443, 325844414, 412292932, 531640886, 651688828, 721512631, 1063281772, 1443025262, 2886050524, 5050588417, 10101176834, 20202353668]

約数ペア:

[(1, 20202353668), (2, 10101176834), (4, 5050588417), (7, 2886050524), (14, 1443025262), (19, 1063281772), (28, 721512631), (31, 651688828), (38, 531640886), (49, 412292932), (62, 325844414), (76, 265820443), (98, 206146466), (103, 196139356), (124, 162922207), (133, 151897396), (196, 103073233), (206, 98069678), (217, 93098404), (266, 75948698), (412, 49034839), (434, 46549202), (532, 37974349), (589, 34299412), (721, 28019908), (868, 23274601), (931, 21699628), (1178, 17149706), (1442, 14009954), (1519, 13299772), (1699, 11890732), (1862, 10849814), (1957, 10323124), (2356, 8574853), (2884, 7004977), (3038, 6649886), (3193, 6327076), (3398, 5945366), (3724, 5424907), (3914, 5161562), (4123, 4899916), (5047, 4002844), (6076, 3324943), (6386, 3163538), (6796, 2972683), (7828, 2580781), (8246, 2449958), (10094, 2001422), (11893, 1698676), (12772, 1581769), (13699, 1474732), (16492, 1224979), (20188, 1000711), (22351, 903868), (23786, 849338), (27398, 737366), (28861, 699988), (32281, 625828), (44702, 451934), (47572, 424669), (52669, 383572), (54796, 368683), (57722, 349994), (60667, 333004), (64562, 312914), (83251, 242668), (89404, 225967), (95893, 210676), (105338, 191786), (115444, 174997), (121334, 166502), (129124, 156457)]