20474932

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{4021}}^1$

素因数の和:4111

約数の個数: 24

約数和(自身を含む): 38289440

約数和(自身を除く): 17814508

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 4021, 5092, 8042, 16084, 76399, 152798, 269407, 305596, 538814, 1077628, 5118733, 10237466, 20474932]

約数ペア:

[(1, 20474932), (2, 10237466), (4, 5118733), (19, 1077628), (38, 538814), (67, 305596), (76, 269407), (134, 152798), (268, 76399), (1273, 16084), (2546, 8042), (4021, 5092)]