20181444975

素因数分解:

$3^3\times 5^2\times {\mathrm{2851}}^1\times {\mathrm{10487}}^1$

素因数の和:13357

約数の個数: 48

約数和(自身を含む): 37090602240

約数和(自身を除く): 16909157265

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 2851, 8553, 10487, 14255, 25659, 31461, 42765, 52435, 71275, 76977, 94383, 128295, 157305, 213825, 262175, 283149, 384885, 471915, 641475, 786525, 1415745, 1924425, 2359575, 7078725, 29898437, 89695311, 149492185, 269085933, 448476555, 747460925, 807257799, 1345429665, 2242382775, 4036288995, 6727148325, 20181444975]

約数ペア:

[(1, 20181444975), (3, 6727148325), (5, 4036288995), (9, 2242382775), (15, 1345429665), (25, 807257799), (27, 747460925), (45, 448476555), (75, 269085933), (135, 149492185), (225, 89695311), (675, 29898437), (2851, 7078725), (8553, 2359575), (10487, 1924425), (14255, 1415745), (25659, 786525), (31461, 641475), (42765, 471915), (52435, 384885), (71275, 283149), (76977, 262175), (94383, 213825), (128295, 157305)]