20486724

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 49260288

約数和(自身を除く): 28773564

約数列:

[1, 2, 3, 4, 6, 12, 67, 83, 134, 166, 201, 249, 268, 307, 332, 402, 498, 614, 804, 921, 996, 1228, 1842, 3684, 5561, 11122, 16683, 20569, 22244, 25481, 33366, 41138, 50962, 61707, 66732, 76443, 82276, 101924, 123414, 152886, 246828, 305772, 1707227, 3414454, 5121681, 6828908, 10243362, 20486724]

約数ペア:

[(1, 20486724), (2, 10243362), (3, 6828908), (4, 5121681), (6, 3414454), (12, 1707227), (67, 305772), (83, 246828), (134, 152886), (166, 123414), (201, 101924), (249, 82276), (268, 76443), (307, 66732), (332, 61707), (402, 50962), (498, 41138), (614, 33366), (804, 25481), (921, 22244), (996, 20569), (1228, 16683), (1842, 11122), (3684, 5561)]