20176543504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1089917}}^1$

素因数の和:1090027

約数の個数: 40

約数和(自身を含む): 42572197080

約数和(自身を除く): 22395653576

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 712, 1157, 1424, 2314, 4628, 9256, 18512, 1089917, 2179834, 4359668, 8719336, 14168921, 17438672, 28337842, 56675684, 97002613, 113351368, 194005226, 226702736, 388010452, 776020904, 1261033969, 1552041808, 2522067938, 5044135876, 10088271752, 20176543504]

約数ペア:

[(1, 20176543504), (2, 10088271752), (4, 5044135876), (8, 2522067938), (13, 1552041808), (16, 1261033969), (26, 776020904), (52, 388010452), (89, 226702736), (104, 194005226), (178, 113351368), (208, 97002613), (356, 56675684), (712, 28337842), (1157, 17438672), (1424, 14168921), (2314, 8719336), (4628, 4359668), (9256, 2179834), (18512, 1089917)]