19815992

素因数分解:

$2^3\times 7^2\times {\mathrm{50551}}^1$

素因数の和:50571

約数の個数: 24

約数和(自身を含む): 43221960

約数和(自身を除く): 23405968

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 50551, 101102, 202204, 353857, 404408, 707714, 1415428, 2476999, 2830856, 4953998, 9907996, 19815992]

約数ペア:

[(1, 19815992), (2, 9907996), (4, 4953998), (7, 2830856), (8, 2476999), (14, 1415428), (28, 707714), (49, 404408), (56, 353857), (98, 202204), (196, 101102), (392, 50551)]