20761598

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{317}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 36862560

約数和(自身を除く): 16100962

約数列:

[1, 2, 11, 13, 22, 26, 143, 229, 286, 317, 458, 634, 2519, 2977, 3487, 4121, 5038, 5954, 6974, 8242, 32747, 45331, 65494, 72593, 90662, 145186, 798523, 943709, 1597046, 1887418, 10380799, 20761598]

約数ペア:

[(1, 20761598), (2, 10380799), (11, 1887418), (13, 1597046), (22, 943709), (26, 798523), (143, 145186), (229, 90662), (286, 72593), (317, 65494), (458, 45331), (634, 32747), (2519, 8242), (2977, 6974), (3487, 5954), (4121, 5038)]