18728730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12241}}^1$

素因数の和:12271

約数の個数: 48

約数和(自身を含む): 51563304

約数和(自身を除く): 32834574

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 12241, 24482, 36723, 61205, 73446, 110169, 122410, 183615, 208097, 220338, 367230, 416194, 550845, 624291, 1040485, 1101690, 1248582, 1872873, 2080970, 3121455, 3745746, 6242910, 9364365, 18728730]

約数ペア:

[(1, 18728730), (2, 9364365), (3, 6242910), (5, 3745746), (6, 3121455), (9, 2080970), (10, 1872873), (15, 1248582), (17, 1101690), (18, 1040485), (30, 624291), (34, 550845), (45, 416194), (51, 367230), (85, 220338), (90, 208097), (102, 183615), (153, 122410), (170, 110169), (255, 73446), (306, 61205), (510, 36723), (765, 24482), (1530, 12241)]