20219915511

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{13841}}^1$

素因数の和:14032

約数の個数: 48

約数和(自身を含む): 31016932128

約数和(自身を除く): 10797016617

約数列:

[1, 3, 9, 37, 41, 107, 111, 123, 321, 333, 369, 963, 1517, 3959, 4387, 4551, 11877, 13161, 13653, 13841, 35631, 39483, 41523, 124569, 162319, 486957, 512117, 567481, 1460871, 1480987, 1536351, 1702443, 4442961, 4609053, 5107329, 13328883, 20996797, 54796519, 60720467, 62990391, 164389557, 182161401, 188971173, 493168671, 546484203, 2246657279, 6739971837, 20219915511]

約数ペア:

[(1, 20219915511), (3, 6739971837), (9, 2246657279), (37, 546484203), (41, 493168671), (107, 188971173), (111, 182161401), (123, 164389557), (321, 62990391), (333, 60720467), (369, 54796519), (963, 20996797), (1517, 13328883), (3959, 5107329), (4387, 4609053), (4551, 4442961), (11877, 1702443), (13161, 1536351), (13653, 1480987), (13841, 1460871), (35631, 567481), (39483, 512117), (41523, 486957), (124569, 162319)]