20449518

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 42318720

約数和(自身を除く): 21869202

約数列:

[1, 2, 3, 6, 59, 61, 118, 122, 177, 183, 354, 366, 947, 1894, 2841, 3599, 5682, 7198, 10797, 21594, 55873, 57767, 111746, 115534, 167619, 173301, 335238, 346602, 3408253, 6816506, 10224759, 20449518]

約数ペア:

[(1, 20449518), (2, 10224759), (3, 6816506), (6, 3408253), (59, 346602), (61, 335238), (118, 173301), (122, 167619), (177, 115534), (183, 111746), (354, 57767), (366, 55873), (947, 21594), (1894, 10797), (2841, 7198), (3599, 5682)]