19382097

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1669}}^1$

素因数の和:1765

約数の個数: 24

約数和(自身を含む): 30460800

約数和(自身を除く): 11078703

約数列:

[1, 3, 7, 21, 49, 79, 147, 237, 553, 1659, 1669, 3871, 5007, 11613, 11683, 35049, 81781, 131851, 245343, 395553, 922957, 2768871, 6460699, 19382097]

約数ペア:

[(1, 19382097), (3, 6460699), (7, 2768871), (21, 922957), (49, 395553), (79, 245343), (147, 131851), (237, 81781), (553, 35049), (1659, 11683), (1669, 11613), (3871, 5007)]