19215716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{9013}}^1$

素因数の和:9071

約数の個数: 24

約数和(自身を含む): 37101624

約数和(自身を除く): 17885908

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 9013, 18026, 36052, 117169, 234338, 369533, 468676, 739066, 1478132, 4803929, 9607858, 19215716]

約数ペア:

[(1, 19215716), (2, 9607858), (4, 4803929), (13, 1478132), (26, 739066), (41, 468676), (52, 369533), (82, 234338), (164, 117169), (533, 36052), (1066, 18026), (2132, 9013)]