20585418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16901}}^1$

素因数の和:16942

約数の個数: 32

約数和(自身を含む): 48677760

約数和(自身を除く): 28092342

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218, 16901, 33802, 50703, 101406, 118307, 236614, 354921, 490129, 709842, 980258, 1470387, 2940774, 3430903, 6861806, 10292709, 20585418]

約数ペア:

[(1, 20585418), (2, 10292709), (3, 6861806), (6, 3430903), (7, 2940774), (14, 1470387), (21, 980258), (29, 709842), (42, 490129), (58, 354921), (87, 236614), (174, 118307), (203, 101406), (406, 50703), (609, 33802), (1218, 16901)]