20331504

素因数分解:

$2^4\times 3^2\times {\mathrm{271}}^1\times {\mathrm{521}}^1$

素因数の和:806

約数の個数: 60

約数和(自身を含む): 57219552

約数和(自身を除く): 36888048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 271, 521, 542, 813, 1042, 1084, 1563, 1626, 2084, 2168, 2439, 3126, 3252, 4168, 4336, 4689, 4878, 6252, 6504, 8336, 9378, 9756, 12504, 13008, 18756, 19512, 25008, 37512, 39024, 75024, 141191, 282382, 423573, 564764, 847146, 1129528, 1270719, 1694292, 2259056, 2541438, 3388584, 5082876, 6777168, 10165752, 20331504]

約数ペア:

[(1, 20331504), (2, 10165752), (3, 6777168), (4, 5082876), (6, 3388584), (8, 2541438), (9, 2259056), (12, 1694292), (16, 1270719), (18, 1129528), (24, 847146), (36, 564764), (48, 423573), (72, 282382), (144, 141191), (271, 75024), (521, 39024), (542, 37512), (813, 25008), (1042, 19512), (1084, 18756), (1563, 13008), (1626, 12504), (2084, 9756), (2168, 9378), (2439, 8336), (3126, 6504), (3252, 6252), (4168, 4878), (4336, 4689)]