18560661

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4073}}^1$

素因数の和:4121

約数の個数: 24

約数和(自身を含む): 29723904

約数和(自身を除く): 11163243

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4073, 4557, 12219, 28511, 85533, 126263, 199577, 378789, 598731, 883841, 2651523, 6186887, 18560661]

約数ペア:

[(1, 18560661), (3, 6186887), (7, 2651523), (21, 883841), (31, 598731), (49, 378789), (93, 199577), (147, 126263), (217, 85533), (651, 28511), (1519, 12219), (4073, 4557)]