18765538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{5233}}^1$

素因数の和:5409

約数の個数: 16

約数和(自身を含む): 30901536

約数和(自身を除く): 12135998

約数列:

[1, 2, 11, 22, 163, 326, 1793, 3586, 5233, 10466, 57563, 115126, 852979, 1705958, 9382769, 18765538]

約数ペア:

[(1, 18765538), (2, 9382769), (11, 1705958), (22, 852979), (163, 115126), (326, 57563), (1793, 10466), (3586, 5233)]