20147843976

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{99809}}^1$

素因数の和:100478

約数の個数: 64

約数和(自身を含む): 54328579200

約数和(自身を除く): 34180735224

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 647, 1294, 1941, 2588, 3882, 5176, 7764, 8411, 15528, 16822, 25233, 33644, 50466, 67288, 99809, 100932, 199618, 201864, 299427, 399236, 598854, 798472, 1197708, 1297517, 2395416, 2595034, 3892551, 5190068, 7785102, 10380136, 15570204, 31140408, 64576423, 129152846, 193729269, 258305692, 387458538, 516611384, 774917076, 839493499, 1549834152, 1678986998, 2518480497, 3357973996, 5036960994, 6715947992, 10073921988, 20147843976]

約数ペア:

[(1, 20147843976), (2, 10073921988), (3, 6715947992), (4, 5036960994), (6, 3357973996), (8, 2518480497), (12, 1678986998), (13, 1549834152), (24, 839493499), (26, 774917076), (39, 516611384), (52, 387458538), (78, 258305692), (104, 193729269), (156, 129152846), (312, 64576423), (647, 31140408), (1294, 15570204), (1941, 10380136), (2588, 7785102), (3882, 5190068), (5176, 3892551), (7764, 2595034), (8411, 2395416), (15528, 1297517), (16822, 1197708), (25233, 798472), (33644, 598854), (50466, 399236), (67288, 299427), (99809, 201864), (100932, 199618)]