20171505928

素因数分解:

$2^3\times 7^1\times {\mathrm{641}}^1\times {\mathrm{561943}}^1$

素因数の和:562597

約数の個数: 32

約数和(自身を含む): 43292165760

約数和(自身を除く): 23120659832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 641, 1282, 2564, 4487, 5128, 8974, 17948, 35896, 561943, 1123886, 2247772, 3933601, 4495544, 7867202, 15734404, 31468808, 360205463, 720410926, 1440821852, 2521438241, 2881643704, 5042876482, 10085752964, 20171505928]

約数ペア:

[(1, 20171505928), (2, 10085752964), (4, 5042876482), (7, 2881643704), (8, 2521438241), (14, 1440821852), (28, 720410926), (56, 360205463), (641, 31468808), (1282, 15734404), (2564, 7867202), (4487, 4495544), (5128, 3933601), (8974, 2247772), (17948, 1123886), (35896, 561943)]