20446910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1231}}^1$

素因数の和:1400

約数の個数: 32

約数和(自身を含む): 40449024

約数和(自身を除く): 20002114

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 151, 302, 755, 1231, 1510, 1661, 2462, 3322, 6155, 8305, 12310, 13541, 16610, 27082, 67705, 135410, 185881, 371762, 929405, 1858810, 2044691, 4089382, 10223455, 20446910]

約数ペア:

[(1, 20446910), (2, 10223455), (5, 4089382), (10, 2044691), (11, 1858810), (22, 929405), (55, 371762), (110, 185881), (151, 135410), (302, 67705), (755, 27082), (1231, 16610), (1510, 13541), (1661, 12310), (2462, 8305), (3322, 6155)]