20576319838

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{111439}}^1$

素因数の和:111616

約数の個数: 32

約数和(自身を含む): 33538982400

約数和(自身を除く): 12962662562

約数列:

[1, 2, 19, 38, 43, 86, 113, 226, 817, 1634, 2147, 4294, 4859, 9718, 92321, 111439, 184642, 222878, 2117341, 4234682, 4791877, 9583754, 12592607, 25185214, 91045663, 182091326, 239259533, 478519066, 541482101, 1082964202, 10288159919, 20576319838]

約数ペア:

[(1, 20576319838), (2, 10288159919), (19, 1082964202), (38, 541482101), (43, 478519066), (86, 239259533), (113, 182091326), (226, 91045663), (817, 25185214), (1634, 12592607), (2147, 9583754), (4294, 4791877), (4859, 4234682), (9718, 2117341), (92321, 222878), (111439, 184642)]