381837872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{7681}}^1$

素因数の和:7941

約数の個数: 40

約数和(自身を含む): 800157120

約数和(自身を除く): 418319248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 239, 478, 956, 1912, 3107, 3824, 6214, 7681, 12428, 15362, 24856, 30724, 49712, 61448, 99853, 122896, 199706, 399412, 798824, 1597648, 1835759, 3671518, 7343036, 14686072, 23864867, 29372144, 47729734, 95459468, 190918936, 381837872]

約数ペア:

[(1, 381837872), (2, 190918936), (4, 95459468), (8, 47729734), (13, 29372144), (16, 23864867), (26, 14686072), (52, 7343036), (104, 3671518), (208, 1835759), (239, 1597648), (478, 798824), (956, 399412), (1912, 199706), (3107, 122896), (3824, 99853), (6214, 61448), (7681, 49712), (12428, 30724), (15362, 24856)]