19371092

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1289}}^1$

素因数の和:1340

約数の個数: 36

約数和(自身を含む): 38810940

約数和(自身を除く): 19439848

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 289, 442, 578, 884, 1156, 1289, 2578, 3757, 5156, 7514, 15028, 16757, 21913, 33514, 43826, 67028, 87652, 284869, 372521, 569738, 745042, 1139476, 1490084, 4842773, 9685546, 19371092]

約数ペア:

[(1, 19371092), (2, 9685546), (4, 4842773), (13, 1490084), (17, 1139476), (26, 745042), (34, 569738), (52, 372521), (68, 284869), (221, 87652), (289, 67028), (442, 43826), (578, 33514), (884, 21913), (1156, 16757), (1289, 15028), (2578, 7514), (3757, 5156)]