20135021408

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{235751}}^1$

素因数の和:235935

約数の個数: 48

約数和(自身を含む): 42240157344

約数和(自身を除く): 22105135936

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 157, 272, 314, 544, 628, 1256, 2512, 2669, 5024, 5338, 10676, 21352, 42704, 85408, 235751, 471502, 943004, 1886008, 3772016, 4007767, 7544032, 8015534, 16031068, 32062136, 37012907, 64124272, 74025814, 128248544, 148051628, 296103256, 592206512, 629219419, 1184413024, 1258438838, 2516877676, 5033755352, 10067510704, 20135021408]

約数ペア:

[(1, 20135021408), (2, 10067510704), (4, 5033755352), (8, 2516877676), (16, 1258438838), (17, 1184413024), (32, 629219419), (34, 592206512), (68, 296103256), (136, 148051628), (157, 128248544), (272, 74025814), (314, 64124272), (544, 37012907), (628, 32062136), (1256, 16031068), (2512, 8015534), (2669, 7544032), (5024, 4007767), (5338, 3772016), (10676, 1886008), (21352, 943004), (42704, 471502), (85408, 235751)]