20201126

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{15053}}^1$

素因数の和:15127

約数の個数: 16

約数和(自身を含む): 33600528

約数和(自身を除く): 13399402

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 15053, 30106, 165583, 331166, 918233, 1836466, 10100563, 20201126]

約数ペア:

[(1, 20201126), (2, 10100563), (11, 1836466), (22, 918233), (61, 331166), (122, 165583), (671, 30106), (1342, 15053)]