18993858

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2411}}^1$

素因数の和:2530

約数の個数: 32

約数和(自身を含む): 41332032

約数和(自身を除く): 22338174

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 101, 202, 303, 606, 1313, 2411, 2626, 3939, 4822, 7233, 7878, 14466, 31343, 62686, 94029, 188058, 243511, 487022, 730533, 1461066, 3165643, 6331286, 9496929, 18993858]

約数ペア:

[(1, 18993858), (2, 9496929), (3, 6331286), (6, 3165643), (13, 1461066), (26, 730533), (39, 487022), (78, 243511), (101, 188058), (202, 94029), (303, 62686), (606, 31343), (1313, 14466), (2411, 7878), (2626, 7233), (3939, 4822)]