20907492

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{823}}^1$

素因数の和:932

約数の個数: 48

約数和(自身を含む): 51219840

約数和(自身を除く): 30312348

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 73, 87, 116, 146, 174, 219, 292, 348, 438, 823, 876, 1646, 2117, 2469, 3292, 4234, 4938, 6351, 8468, 9876, 12702, 23867, 25404, 47734, 60079, 71601, 95468, 120158, 143202, 180237, 240316, 286404, 360474, 720948, 1742291, 3484582, 5226873, 6969164, 10453746, 20907492]

約数ペア:

[(1, 20907492), (2, 10453746), (3, 6969164), (4, 5226873), (6, 3484582), (12, 1742291), (29, 720948), (58, 360474), (73, 286404), (87, 240316), (116, 180237), (146, 143202), (174, 120158), (219, 95468), (292, 71601), (348, 60079), (438, 47734), (823, 25404), (876, 23867), (1646, 12702), (2117, 9876), (2469, 8468), (3292, 6351), (4234, 4938)]