19883925

素因数分解:

$3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{1319}}^1$

素因数の和:1402

約数の個数: 36

約数和(自身を含む): 36173280

約数和(自身を除く): 16289355

約数列:

[1, 3, 5, 9, 15, 25, 45, 67, 75, 201, 225, 335, 603, 1005, 1319, 1675, 3015, 3957, 5025, 6595, 11871, 15075, 19785, 32975, 59355, 88373, 98925, 265119, 296775, 441865, 795357, 1325595, 2209325, 3976785, 6627975, 19883925]

約数ペア:

[(1, 19883925), (3, 6627975), (5, 3976785), (9, 2209325), (15, 1325595), (25, 795357), (45, 441865), (67, 296775), (75, 265119), (201, 98925), (225, 88373), (335, 59355), (603, 32975), (1005, 19785), (1319, 15075), (1675, 11871), (3015, 6595), (3957, 5025)]