20121003028

素因数分解:

$2^2\times 7^1\times {\mathrm{3643}}^1\times {\mathrm{197257}}^1$

素因数の和:200911

約数の個数: 24

約数和(自身を含む): 40253256512

約数和(自身を除く): 20132253484

約数列:

[1, 2, 4, 7, 14, 28, 3643, 7286, 14572, 25501, 51002, 102004, 197257, 394514, 789028, 1380799, 2761598, 5523196, 718607251, 1437214502, 2874429004, 5030250757, 10060501514, 20121003028]

約数ペア:

[(1, 20121003028), (2, 10060501514), (4, 5030250757), (7, 2874429004), (14, 1437214502), (28, 718607251), (3643, 5523196), (7286, 2761598), (14572, 1380799), (25501, 789028), (51002, 394514), (102004, 197257)]