19447449

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 30668544

約数和(自身を除く): 11221095

約数列:

[1, 3, 7, 21, 53, 101, 159, 173, 303, 371, 519, 707, 1113, 1211, 2121, 3633, 5353, 9169, 16059, 17473, 27507, 37471, 52419, 64183, 112413, 122311, 192549, 366933, 926069, 2778207, 6482483, 19447449]

約数ペア:

[(1, 19447449), (3, 6482483), (7, 2778207), (21, 926069), (53, 366933), (101, 192549), (159, 122311), (173, 112413), (303, 64183), (371, 52419), (519, 37471), (707, 27507), (1113, 17473), (1211, 16059), (2121, 9169), (3633, 5353)]