20525596

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 48771072

約数和(自身を除く): 28245476

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 31, 34, 52, 62, 68, 91, 107, 119, 124, 182, 214, 217, 221, 238, 364, 403, 428, 434, 442, 476, 527, 749, 806, 868, 884, 1054, 1391, 1498, 1547, 1612, 1819, 2108, 2782, 2821, 2996, 3094, 3317, 3638, 3689, 5564, 5642, 6188, 6634, 6851, 7276, 7378, 9737, 11284, 12733, 13268, 13702, 14756, 19474, 23219, 23647, 25466, 27404, 38948, 43121, 46438, 47294, 47957, 50932, 56389, 86242, 92876, 94588, 95914, 112778, 165529, 172484, 191828, 225556, 301847, 331058, 394723, 603694, 662116, 733057, 789446, 1207388, 1466114, 1578892, 2932228, 5131399, 10262798, 20525596]

約数ペア:

[(1, 20525596), (2, 10262798), (4, 5131399), (7, 2932228), (13, 1578892), (14, 1466114), (17, 1207388), (26, 789446), (28, 733057), (31, 662116), (34, 603694), (52, 394723), (62, 331058), (68, 301847), (91, 225556), (107, 191828), (119, 172484), (124, 165529), (182, 112778), (214, 95914), (217, 94588), (221, 92876), (238, 86242), (364, 56389), (403, 50932), (428, 47957), (434, 47294), (442, 46438), (476, 43121), (527, 38948), (749, 27404), (806, 25466), (868, 23647), (884, 23219), (1054, 19474), (1391, 14756), (1498, 13702), (1547, 13268), (1612, 12733), (1819, 11284), (2108, 9737), (2782, 7378), (2821, 7276), (2996, 6851), (3094, 6634), (3317, 6188), (3638, 5642), (3689, 5564)]