18951236

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{769}}^1$

素因数の和:935

約数の個数: 24

約数和(自身を含む): 34086360

約数和(自身を除く): 15135124

約数列:

[1, 2, 4, 61, 101, 122, 202, 244, 404, 769, 1538, 3076, 6161, 12322, 24644, 46909, 77669, 93818, 155338, 187636, 310676, 4737809, 9475618, 18951236]

約数ペア:

[(1, 18951236), (2, 9475618), (4, 4737809), (61, 310676), (101, 187636), (122, 155338), (202, 93818), (244, 77669), (404, 46909), (769, 24644), (1538, 12322), (3076, 6161)]