20145746631

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1\times {\mathrm{1487}}^1$

素因数の和:2295

約数の個数: 32

約数和(自身を含む): 27628231680

約数和(自身を除く): 7482485049

約数列:

[1, 3, 53, 139, 159, 417, 613, 1487, 1839, 4461, 7367, 22101, 32489, 78811, 85207, 97467, 206693, 236433, 255621, 620079, 911531, 2734593, 4515971, 10954729, 13547913, 32864187, 48311143, 126702809, 144933429, 380108427, 6715248877, 20145746631]

約数ペア:

[(1, 20145746631), (3, 6715248877), (53, 380108427), (139, 144933429), (159, 126702809), (417, 48311143), (613, 32864187), (1487, 13547913), (1839, 10954729), (4461, 4515971), (7367, 2734593), (22101, 911531), (32489, 620079), (78811, 255621), (85207, 236433), (97467, 206693)]