397392368

素因数分解:

$2^4\times {\mathrm{1367}}^1\times {\mathrm{18169}}^1$

素因数の和:19544

約数の個数: 20

約数和(自身を含む): 770553360

約数和(自身を除く): 373160992

約数列:

[1, 2, 4, 8, 16, 1367, 2734, 5468, 10936, 18169, 21872, 36338, 72676, 145352, 290704, 24837023, 49674046, 99348092, 198696184, 397392368]

約数ペア:

[(1, 397392368), (2, 198696184), (4, 99348092), (8, 49674046), (16, 24837023), (1367, 290704), (2734, 145352), (5468, 72676), (10936, 36338), (18169, 21872)]