20138431402

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{80167}}^1$

素因数の和:80362

約数の個数: 32

約数和(自身を含む): 32508444672

約数和(自身を除く): 12370013270

約数列:

[1, 2, 23, 43, 46, 86, 127, 254, 989, 1978, 2921, 5461, 5842, 10922, 80167, 125603, 160334, 251206, 1843841, 3447181, 3687682, 6894362, 10181209, 20362418, 79285163, 158570326, 234167807, 437791987, 468335614, 875583974, 10069215701, 20138431402]

約数ペア:

[(1, 20138431402), (2, 10069215701), (23, 875583974), (43, 468335614), (46, 437791987), (86, 234167807), (127, 158570326), (254, 79285163), (989, 20362418), (1978, 10181209), (2921, 6894362), (5461, 3687682), (5842, 3447181), (10922, 1843841), (80167, 251206), (125603, 160334)]