28557608

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2111}}^1$

素因数の和:2225

約数の個数: 32

約数和(自身を含む): 57024000

約数和(自身を除く): 28466392

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 1691, 2111, 3382, 4222, 6764, 8444, 13528, 16888, 40109, 80218, 160436, 187879, 320872, 375758, 751516, 1503032, 3569701, 7139402, 14278804, 28557608]

約数ペア:

[(1, 28557608), (2, 14278804), (4, 7139402), (8, 3569701), (19, 1503032), (38, 751516), (76, 375758), (89, 320872), (152, 187879), (178, 160436), (356, 80218), (712, 40109), (1691, 16888), (2111, 13528), (3382, 8444), (4222, 6764)]