20833759928

素因数分解:

$2^3\times {\mathrm{61}}^2\times {\mathrm{607}}^1\times {\mathrm{1153}}^1$

素因数の和:1888

約数の個数: 48

約数和(自身を含む): 39814107840

約数和(自身を除く): 18980347912

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 607, 1153, 1214, 2306, 2428, 3721, 4612, 4856, 7442, 9224, 14884, 29768, 37027, 70333, 74054, 140666, 148108, 281332, 296216, 562664, 699871, 1399742, 2258647, 2799484, 4290313, 4517294, 5598968, 8580626, 9034588, 17161252, 18069176, 34322504, 42692131, 85384262, 170768524, 341537048, 2604219991, 5208439982, 10416879964, 20833759928]

約数ペア:

[(1, 20833759928), (2, 10416879964), (4, 5208439982), (8, 2604219991), (61, 341537048), (122, 170768524), (244, 85384262), (488, 42692131), (607, 34322504), (1153, 18069176), (1214, 17161252), (2306, 9034588), (2428, 8580626), (3721, 5598968), (4612, 4517294), (4856, 4290313), (7442, 2799484), (9224, 2258647), (14884, 1399742), (29768, 699871), (37027, 562664), (70333, 296216), (74054, 281332), (140666, 148108)]