318847664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{929}}^1\times {\mathrm{1129}}^1$

素因数の和:2085

約数の個数: 40

約数和(自身を含む): 651558000

約数和(自身を除く): 332710336

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 929, 1129, 1858, 2258, 3716, 4516, 7432, 9032, 14864, 17651, 18064, 21451, 35302, 42902, 70604, 85804, 141208, 171608, 282416, 343216, 1048841, 2097682, 4195364, 8390728, 16781456, 19927979, 39855958, 79711916, 159423832, 318847664]

約数ペア:

[(1, 318847664), (2, 159423832), (4, 79711916), (8, 39855958), (16, 19927979), (19, 16781456), (38, 8390728), (76, 4195364), (152, 2097682), (304, 1048841), (929, 343216), (1129, 282416), (1858, 171608), (2258, 141208), (3716, 85804), (4516, 70604), (7432, 42902), (9032, 35302), (14864, 21451), (17651, 18064)]