18331942444

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{1571}}^1\times {\mathrm{8081}}^1$

素因数の和:9694

約数の個数: 36

約数和(自身を含む): 33883978968

約数和(自身を除く): 15552036524

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 1571, 3142, 6284, 8081, 16162, 29849, 32324, 59698, 119396, 153539, 307078, 567131, 614156, 1134262, 2268524, 2917241, 5834482, 11668964, 12695251, 25390502, 50781004, 241209769, 482419538, 964839076, 4582985611, 9165971222, 18331942444]

約数ペア:

[(1, 18331942444), (2, 9165971222), (4, 4582985611), (19, 964839076), (38, 482419538), (76, 241209769), (361, 50781004), (722, 25390502), (1444, 12695251), (1571, 11668964), (3142, 5834482), (6284, 2917241), (8081, 2268524), (16162, 1134262), (29849, 614156), (32324, 567131), (59698, 307078), (119396, 153539)]