20139634915

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{821}}^1\times {\mathrm{1733}}^1$

素因数の和:2727

約数の個数: 32

約数和(自身を含む): 25656264000

約数和(自身を除く): 5516629085

約数列:

[1, 5, 19, 95, 149, 745, 821, 1733, 2831, 4105, 8665, 14155, 15599, 32927, 77995, 122329, 164635, 258217, 611645, 1291085, 1422793, 2324251, 4906123, 7113965, 11621255, 24530615, 27033067, 135165335, 211996157, 1059980785, 4027926983, 20139634915]

約数ペア:

[(1, 20139634915), (5, 4027926983), (19, 1059980785), (95, 211996157), (149, 135165335), (745, 27033067), (821, 24530615), (1733, 11621255), (2831, 7113965), (4105, 4906123), (8665, 2324251), (14155, 1422793), (15599, 1291085), (32927, 611645), (77995, 258217), (122329, 164635)]