20415252

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11897}}^1$

素因数の和:11928

約数の個数: 48

約数和(自身を含む): 55968192

約数和(自身を除く): 35552940

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 11897, 23794, 35691, 47588, 71382, 130867, 142764, 154661, 261734, 309322, 392601, 463983, 523468, 618644, 785202, 927966, 1570404, 1701271, 1855932, 3402542, 5103813, 6805084, 10207626, 20415252]

約数ペア:

[(1, 20415252), (2, 10207626), (3, 6805084), (4, 5103813), (6, 3402542), (11, 1855932), (12, 1701271), (13, 1570404), (22, 927966), (26, 785202), (33, 618644), (39, 523468), (44, 463983), (52, 392601), (66, 309322), (78, 261734), (132, 154661), (143, 142764), (156, 130867), (286, 71382), (429, 47588), (572, 35691), (858, 23794), (1716, 11897)]