20215416

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{64793}}^1$

素因数の和:64815

約数の個数: 32

約数和(自身を含む): 54426960

約数和(自身を除く): 34211544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 64793, 129586, 194379, 259172, 388758, 518344, 777516, 842309, 1555032, 1684618, 2526927, 3369236, 5053854, 6738472, 10107708, 20215416]

約数ペア:

[(1, 20215416), (2, 10107708), (3, 6738472), (4, 5053854), (6, 3369236), (8, 2526927), (12, 1684618), (13, 1555032), (24, 842309), (26, 777516), (39, 518344), (52, 388758), (78, 259172), (104, 194379), (156, 129586), (312, 64793)]