19375460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74521}}^1$

素因数の和:74543

約数の個数: 24

約数和(自身を含む): 43818936

約数和(自身を除く): 24443476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 74521, 149042, 298084, 372605, 745210, 968773, 1490420, 1937546, 3875092, 4843865, 9687730, 19375460]

約数ペア:

[(1, 19375460), (2, 9687730), (4, 4843865), (5, 3875092), (10, 1937546), (13, 1490420), (20, 968773), (26, 745210), (52, 372605), (65, 298084), (130, 149042), (260, 74521)]