20825506

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{10139}}^1$

素因数の和:10233

約数の個数: 16

約数和(自身を含む): 34070400

約数和(自身を除く): 13244894

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 10139, 20278, 131807, 263614, 800981, 1601962, 10412753, 20825506]

約数ペア:

[(1, 20825506), (2, 10412753), (13, 1601962), (26, 800981), (79, 263614), (158, 131807), (1027, 20278), (2054, 10139)]