20996914190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6975719}}^1$

素因数の和:6975776

約数の個数: 32

約数和(自身を含む): 44198161920

約数和(自身を除く): 23201247730

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 6975719, 13951438, 34878595, 48830033, 69757190, 97660066, 244150165, 299955917, 488300330, 599911834, 1499779585, 2099691419, 2999559170, 4199382838, 10498457095, 20996914190]

約数ペア:

[(1, 20996914190), (2, 10498457095), (5, 4199382838), (7, 2999559170), (10, 2099691419), (14, 1499779585), (35, 599911834), (43, 488300330), (70, 299955917), (86, 244150165), (215, 97660066), (301, 69757190), (430, 48830033), (602, 34878595), (1505, 13951438), (3010, 6975719)]