20197236436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{659437}}^1$

素因数の和:659504

約数の個数: 48

約数和(自身を含む): 41359951360

約数和(自身を除く): 21162714924

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 2356, 7657, 15314, 30628, 659437, 1318874, 2637748, 8572681, 12529303, 17145362, 20442547, 25058606, 34290724, 40885094, 50117212, 81770188, 162880939, 265753111, 325761878, 388408393, 531506222, 651523756, 776816786, 1063012444, 1553633572, 5049309109, 10098618218, 20197236436]

約数ペア:

[(1, 20197236436), (2, 10098618218), (4, 5049309109), (13, 1553633572), (19, 1063012444), (26, 776816786), (31, 651523756), (38, 531506222), (52, 388408393), (62, 325761878), (76, 265753111), (124, 162880939), (247, 81770188), (403, 50117212), (494, 40885094), (589, 34290724), (806, 25058606), (988, 20442547), (1178, 17145362), (1612, 12529303), (2356, 8572681), (7657, 2637748), (15314, 1318874), (30628, 659437)]