18749254

素因数分解:

$2^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 24

約数和(自身を含む): 29725488

約数和(自身を除く): 10976234

約数列:

[1, 2, 29, 58, 71, 142, 157, 314, 841, 1682, 2059, 4118, 4553, 9106, 11147, 22294, 59711, 119422, 132037, 264074, 323263, 646526, 9374627, 18749254]

約数ペア:

[(1, 18749254), (2, 9374627), (29, 646526), (58, 323263), (71, 264074), (142, 132037), (157, 119422), (314, 59711), (841, 22294), (1682, 11147), (2059, 9106), (4118, 4553)]