137971888

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{210323}}^1$

素因数の和:210372

約数の個数: 20

約数和(自身を含む): 273841848

約数和(自身を除く): 135869960

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 210323, 420646, 841292, 1682584, 3365168, 8623243, 17246486, 34492972, 68985944, 137971888]

約数ペア:

[(1, 137971888), (2, 68985944), (4, 34492972), (8, 17246486), (16, 8623243), (41, 3365168), (82, 1682584), (164, 841292), (328, 420646), (656, 210323)]