17857808

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{7109}}^1$

素因数の和:7274

約数の個数: 20

約数和(自身を含む): 34824780

約数和(自身を除く): 16966972

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 7109, 14218, 28436, 56872, 113744, 1116113, 2232226, 4464452, 8928904, 17857808]

約数ペア:

[(1, 17857808), (2, 8928904), (4, 4464452), (8, 2232226), (16, 1116113), (157, 113744), (314, 56872), (628, 28436), (1256, 14218), (2512, 7109)]