19621290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50311}}^1$

素因数の和:50334

約数の個数: 32

約数和(自身を含む): 50714496

約数和(自身を除く): 31093206

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 50311, 100622, 150933, 251555, 301866, 503110, 654043, 754665, 1308086, 1509330, 1962129, 3270215, 3924258, 6540430, 9810645, 19621290]

約数ペア:

[(1, 19621290), (2, 9810645), (3, 6540430), (5, 3924258), (6, 3270215), (10, 1962129), (13, 1509330), (15, 1308086), (26, 754665), (30, 654043), (39, 503110), (65, 301866), (78, 251555), (130, 150933), (195, 100622), (390, 50311)]