20112793806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{13681}}^1$

素因数の和:13810

約数の個数: 128

約数和(自身を含む): 51067791360

約数和(自身を除く): 30954997554

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 29, 34, 42, 51, 58, 71, 87, 102, 119, 142, 174, 203, 213, 238, 357, 406, 426, 493, 497, 609, 714, 986, 994, 1207, 1218, 1479, 1491, 2059, 2414, 2958, 2982, 3451, 3621, 4118, 6177, 6902, 7242, 8449, 10353, 12354, 13681, 14413, 16898, 20706, 25347, 27362, 28826, 35003, 41043, 43239, 50694, 70006, 82086, 86478, 95767, 105009, 191534, 210018, 232577, 245021, 287301, 396749, 465154, 490042, 574602, 697731, 735063, 793498, 971351, 1190247, 1395462, 1470126, 1628039, 1942702, 2380494, 2777243, 2914053, 3256078, 4884117, 5554486, 5828106, 6744733, 6799457, 8331729, 9768234, 13489466, 13598914, 16512967, 16663458, 20234199, 20398371, 28169179, 33025934, 40468398, 40796742, 47213131, 49538901, 56338358, 84507537, 94426262, 99077802, 115590769, 141639393, 169015074, 197184253, 231181538, 283278786, 346772307, 394368506, 478876043, 591552759, 693544614, 957752086, 1183105518, 1436628129, 2873256258, 3352132301, 6704264602, 10056396903, 20112793806]

約数ペア:

[(1, 20112793806), (2, 10056396903), (3, 6704264602), (6, 3352132301), (7, 2873256258), (14, 1436628129), (17, 1183105518), (21, 957752086), (29, 693544614), (34, 591552759), (42, 478876043), (51, 394368506), (58, 346772307), (71, 283278786), (87, 231181538), (102, 197184253), (119, 169015074), (142, 141639393), (174, 115590769), (203, 99077802), (213, 94426262), (238, 84507537), (357, 56338358), (406, 49538901), (426, 47213131), (493, 40796742), (497, 40468398), (609, 33025934), (714, 28169179), (986, 20398371), (994, 20234199), (1207, 16663458), (1218, 16512967), (1479, 13598914), (1491, 13489466), (2059, 9768234), (2414, 8331729), (2958, 6799457), (2982, 6744733), (3451, 5828106), (3621, 5554486), (4118, 4884117), (6177, 3256078), (6902, 2914053), (7242, 2777243), (8449, 2380494), (10353, 1942702), (12354, 1628039), (13681, 1470126), (14413, 1395462), (16898, 1190247), (20706, 971351), (25347, 793498), (27362, 735063), (28826, 697731), (35003, 574602), (41043, 490042), (43239, 465154), (50694, 396749), (70006, 287301), (82086, 245021), (86478, 232577), (95767, 210018), (105009, 191534)]