19641570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50363}}^1$

素因数の和:50386

約数の個数: 32

約数和(自身を含む): 50766912

約数和(自身を除く): 31125342

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 50363, 100726, 151089, 251815, 302178, 503630, 654719, 755445, 1309438, 1510890, 1964157, 3273595, 3928314, 6547190, 9820785, 19641570]

約数ペア:

[(1, 19641570), (2, 9820785), (3, 6547190), (5, 3928314), (6, 3273595), (10, 1964157), (13, 1510890), (15, 1309438), (26, 755445), (30, 654719), (39, 503630), (65, 302178), (78, 251815), (130, 151089), (195, 100726), (390, 50363)]