18470426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 31667328

約数和(自身を除く): 13196902

約数列:

[1, 2, 13, 23, 26, 46, 67, 134, 299, 461, 598, 871, 922, 1541, 1742, 3082, 5993, 10603, 11986, 20033, 21206, 30887, 40066, 61774, 137839, 275678, 401531, 710401, 803062, 1420802, 9235213, 18470426]

約数ペア:

[(1, 18470426), (2, 9235213), (13, 1420802), (23, 803062), (26, 710401), (46, 401531), (67, 275678), (134, 137839), (299, 61774), (461, 40066), (598, 30887), (871, 21206), (922, 20033), (1541, 11986), (1742, 10603), (3082, 5993)]