385897928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{19427}}^1$

素因数の和:19637

約数の個数: 32

約数和(自身を含む): 783336960

約数和(自身を除く): 397439032

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 191, 382, 764, 1528, 2483, 4966, 9932, 19427, 19864, 38854, 77708, 155416, 252551, 505102, 1010204, 2020408, 3710557, 7421114, 14842228, 29684456, 48237241, 96474482, 192948964, 385897928]

約数ペア:

[(1, 385897928), (2, 192948964), (4, 96474482), (8, 48237241), (13, 29684456), (26, 14842228), (52, 7421114), (104, 3710557), (191, 2020408), (382, 1010204), (764, 505102), (1528, 252551), (2483, 155416), (4966, 77708), (9932, 38854), (19427, 19864)]