19381960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37273}}^1$

素因数の和:37297

約数の個数: 32

約数和(自身を含む): 46965240

約数和(自身を除く): 27583280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 37273, 74546, 149092, 186365, 298184, 372730, 484549, 745460, 969098, 1490920, 1938196, 2422745, 3876392, 4845490, 9690980, 19381960]

約数ペア:

[(1, 19381960), (2, 9690980), (4, 4845490), (5, 3876392), (8, 2422745), (10, 1938196), (13, 1490920), (20, 969098), (26, 745460), (40, 484549), (52, 372730), (65, 298184), (104, 186365), (130, 149092), (260, 74546), (520, 37273)]