19421955

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61657}}^1$

素因数の和:61675

約数の個数: 24

約数和(自身を含む): 38474592

約数和(自身を除く): 19052637

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 61657, 184971, 308285, 431599, 554913, 924855, 1294797, 2157995, 2774565, 3884391, 6473985, 19421955]

約数ペア:

[(1, 19421955), (3, 6473985), (5, 3884391), (7, 2774565), (9, 2157995), (15, 1294797), (21, 924855), (35, 554913), (45, 431599), (63, 308285), (105, 184971), (315, 61657)]