1390464574

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1\times {\mathrm{54049}}^1$

素因数の和:54747

約数の個数: 16

約数和(自身を含む): 2198754000

約数和(自身を除く): 808289426

約数列:

[1, 2, 19, 38, 677, 1354, 12863, 25726, 54049, 108098, 1026931, 2053862, 36591173, 73182346, 695232287, 1390464574]

約数ペア:

[(1, 1390464574), (2, 695232287), (19, 73182346), (38, 36591173), (677, 2053862), (1354, 1026931), (12863, 108098), (25726, 54049)]