20802180084

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{35617}}^1$

素因数の和:36057

約数の個数: 96

約数和(自身を含む): 58880828160

約数和(自身を除く): 38078648076

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 409, 476, 714, 818, 1227, 1428, 1636, 2454, 2863, 4908, 5726, 6953, 8589, 11452, 13906, 17178, 20859, 27812, 34356, 35617, 41718, 48671, 71234, 83436, 97342, 106851, 142468, 146013, 194684, 213702, 249319, 292026, 427404, 498638, 584052, 605489, 747957, 997276, 1210978, 1495914, 1816467, 2421956, 2991828, 3632934, 4238423, 7265868, 8476846, 12715269, 14567353, 16953692, 25430538, 29134706, 43702059, 50861076, 58269412, 87404118, 101971471, 174808236, 203942942, 247645001, 305914413, 407885884, 495290002, 611828826, 742935003, 990580004, 1223657652, 1485870006, 1733515007, 2971740012, 3467030014, 5200545021, 6934060028, 10401090042, 20802180084]

約数ペア:

[(1, 20802180084), (2, 10401090042), (3, 6934060028), (4, 5200545021), (6, 3467030014), (7, 2971740012), (12, 1733515007), (14, 1485870006), (17, 1223657652), (21, 990580004), (28, 742935003), (34, 611828826), (42, 495290002), (51, 407885884), (68, 305914413), (84, 247645001), (102, 203942942), (119, 174808236), (204, 101971471), (238, 87404118), (357, 58269412), (409, 50861076), (476, 43702059), (714, 29134706), (818, 25430538), (1227, 16953692), (1428, 14567353), (1636, 12715269), (2454, 8476846), (2863, 7265868), (4908, 4238423), (5726, 3632934), (6953, 2991828), (8589, 2421956), (11452, 1816467), (13906, 1495914), (17178, 1210978), (20859, 997276), (27812, 747957), (34356, 605489), (35617, 584052), (41718, 498638), (48671, 427404), (71234, 292026), (83436, 249319), (97342, 213702), (106851, 194684), (142468, 146013)]