20010656636

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{449}}^1\times {\mathrm{821}}^1$

素因数の和:1646

約数の個数: 48

約数和(自身を含む): 36105199200

約数和(自身を除く): 16094542564

約数列:

[1, 2, 4, 41, 82, 164, 331, 449, 662, 821, 898, 1324, 1642, 1796, 3284, 13571, 18409, 27142, 33661, 36818, 54284, 67322, 73636, 134644, 148619, 271751, 297238, 368629, 543502, 594476, 737258, 1087004, 1474516, 6093379, 11141791, 12186758, 15113789, 22283582, 24373516, 30227578, 44567164, 60455156, 122016199, 244032398, 488064796, 5002664159, 10005328318, 20010656636]

約数ペア:

[(1, 20010656636), (2, 10005328318), (4, 5002664159), (41, 488064796), (82, 244032398), (164, 122016199), (331, 60455156), (449, 44567164), (662, 30227578), (821, 24373516), (898, 22283582), (1324, 15113789), (1642, 12186758), (1796, 11141791), (3284, 6093379), (13571, 1474516), (18409, 1087004), (27142, 737258), (33661, 594476), (36818, 543502), (54284, 368629), (67322, 297238), (73636, 271751), (134644, 148619)]