20165566672

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43460273}}^1$

素因数の和:43460310

約数の個数: 20

約数和(自身を含む): 40418054820

約数和(自身を除く): 20252488148

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 43460273, 86920546, 173841092, 347682184, 695364368, 1260347917, 2520695834, 5041391668, 10082783336, 20165566672]

約数ペア:

[(1, 20165566672), (2, 10082783336), (4, 5041391668), (8, 2520695834), (16, 1260347917), (29, 695364368), (58, 347682184), (116, 173841092), (232, 86920546), (464, 43460273)]