389789066

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1601}}^1$

素因数の和:1814

約数の個数: 32

約数和(自身を含む): 634392000

約数和(自身を除く): 244602934

約数列:

[1, 2, 19, 38, 43, 86, 149, 298, 817, 1601, 1634, 2831, 3202, 5662, 6407, 12814, 30419, 60838, 68843, 121733, 137686, 238549, 243466, 477098, 1308017, 2616034, 4532431, 9064862, 10257607, 20515214, 194894533, 389789066]

約数ペア:

[(1, 389789066), (2, 194894533), (19, 20515214), (38, 10257607), (43, 9064862), (86, 4532431), (149, 2616034), (298, 1308017), (817, 477098), (1601, 243466), (1634, 238549), (2831, 137686), (3202, 121733), (5662, 68843), (6407, 60838), (12814, 30419)]