18961710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14699}}^1$

素因数の和:14752

約数の個数: 32

約数和(自身を含む): 46569600

約数和(自身を除く): 27607890

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 14699, 29398, 44097, 73495, 88194, 146990, 220485, 440970, 632057, 1264114, 1896171, 3160285, 3792342, 6320570, 9480855, 18961710]

約数ペア:

[(1, 18961710), (2, 9480855), (3, 6320570), (5, 3792342), (6, 3160285), (10, 1896171), (15, 1264114), (30, 632057), (43, 440970), (86, 220485), (129, 146990), (215, 88194), (258, 73495), (430, 44097), (645, 29398), (1290, 14699)]