64891042

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 105937920

約数和(自身を除く): 41046878

約数列:

[1, 2, 19, 38, 43, 86, 151, 263, 302, 526, 817, 1634, 2869, 4997, 5738, 6493, 9994, 11309, 12986, 22618, 39713, 79426, 123367, 214871, 246734, 429742, 754547, 1509094, 1707659, 3415318, 32445521, 64891042]

約数ペア:

[(1, 64891042), (2, 32445521), (19, 3415318), (38, 1707659), (43, 1509094), (86, 754547), (151, 429742), (263, 246734), (302, 214871), (526, 123367), (817, 79426), (1634, 39713), (2869, 22618), (4997, 12986), (5738, 11309), (6493, 9994)]