13891090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{647}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 26593920

約数和(自身を除く): 12702830

約数列:

[1, 2, 5, 10, 19, 38, 95, 113, 190, 226, 565, 647, 1130, 1294, 2147, 3235, 4294, 6470, 10735, 12293, 21470, 24586, 61465, 73111, 122930, 146222, 365555, 731110, 1389109, 2778218, 6945545, 13891090]

約数ペア:

[(1, 13891090), (2, 6945545), (5, 2778218), (10, 1389109), (19, 731110), (38, 365555), (95, 146222), (113, 122930), (190, 73111), (226, 61465), (565, 24586), (647, 21470), (1130, 12293), (1294, 10735), (2147, 6470), (3235, 4294)]