19268786

素因数分解:

$2^1\times {\mathrm{17}}^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 32

約数和(自身を含む): 32134320

約数和(自身を除く): 12865534

約数列:

[1, 2, 17, 34, 37, 53, 74, 106, 289, 578, 629, 901, 1258, 1802, 1961, 3922, 4913, 9826, 10693, 15317, 21386, 30634, 33337, 66674, 181781, 260389, 363562, 520778, 566729, 1133458, 9634393, 19268786]

約数ペア:

[(1, 19268786), (2, 9634393), (17, 1133458), (34, 566729), (37, 520778), (53, 363562), (74, 260389), (106, 181781), (289, 66674), (578, 33337), (629, 30634), (901, 21386), (1258, 15317), (1802, 10693), (1961, 9826), (3922, 4913)]