18390537

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3259}}^1$

素因数の和:3298

約数の個数: 32

約数和(自身を含む): 31296000

約数和(自身を除く): 12905463

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 3259, 5643, 9777, 29331, 35849, 61921, 87993, 107547, 185763, 322641, 557289, 681131, 967923, 1671867, 2043393, 6130179, 18390537]

約数ペア:

[(1, 18390537), (3, 6130179), (9, 2043393), (11, 1671867), (19, 967923), (27, 681131), (33, 557289), (57, 322641), (99, 185763), (171, 107547), (209, 87993), (297, 61921), (513, 35849), (627, 29331), (1881, 9777), (3259, 5643)]