18961052786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1367}}^1\times {\mathrm{3533}}^1$

素因数の和:5066

約数の個数: 32

約数和(自身を含む): 30863524608

約数和(自身を除く): 11902471822

約数列:

[1, 2, 13, 26, 151, 302, 1367, 1963, 2734, 3533, 3926, 7066, 17771, 35542, 45929, 91858, 206417, 412834, 533483, 1066966, 2683421, 4829611, 5366842, 6935279, 9659222, 13870558, 62784943, 125569886, 729271261, 1458542522, 9480526393, 18961052786]

約数ペア:

[(1, 18961052786), (2, 9480526393), (13, 1458542522), (26, 729271261), (151, 125569886), (302, 62784943), (1367, 13870558), (1963, 9659222), (2734, 6935279), (3533, 5366842), (3926, 4829611), (7066, 2683421), (17771, 1066966), (35542, 533483), (45929, 412834), (91858, 206417)]