18268828370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1289261}}^1$

素因数の和:1289390

約数の個数: 32

約数和(自身を含む): 35738342640

約数和(自身を除く): 17469514270

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 545, 1090, 1417, 2834, 7085, 14170, 1289261, 2578522, 6446305, 12892610, 16760393, 33520786, 83801965, 140529449, 167603930, 281058898, 702647245, 1405294490, 1826882837, 3653765674, 9134414185, 18268828370]

約数ペア:

[(1, 18268828370), (2, 9134414185), (5, 3653765674), (10, 1826882837), (13, 1405294490), (26, 702647245), (65, 281058898), (109, 167603930), (130, 140529449), (218, 83801965), (545, 33520786), (1090, 16760393), (1417, 12892610), (2834, 6446305), (7085, 2578522), (14170, 1289261)]