19015906

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 35376768

約数和(自身を除く): 16360862

約数列:

[1, 2, 7, 13, 14, 26, 91, 163, 182, 326, 641, 1141, 1282, 2119, 2282, 4238, 4487, 8333, 8974, 14833, 16666, 29666, 58331, 104483, 116662, 208966, 731381, 1358279, 1462762, 2716558, 9507953, 19015906]

約数ペア:

[(1, 19015906), (2, 9507953), (7, 2716558), (13, 1462762), (14, 1358279), (26, 731381), (91, 208966), (163, 116662), (182, 104483), (326, 58331), (641, 29666), (1141, 16666), (1282, 14833), (2119, 8974), (2282, 8333), (4238, 4487)]