19121865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{677}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 35147520

約数和(自身を除く): 16025655

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 269, 677, 807, 1345, 1883, 2031, 3385, 4035, 4739, 5649, 9415, 10155, 14217, 23695, 28245, 71085, 182113, 546339, 910565, 1274791, 2731695, 3824373, 6373955, 19121865]

約数ペア:

[(1, 19121865), (3, 6373955), (5, 3824373), (7, 2731695), (15, 1274791), (21, 910565), (35, 546339), (105, 182113), (269, 71085), (677, 28245), (807, 23695), (1345, 14217), (1883, 10155), (2031, 9415), (3385, 5649), (4035, 4739)]