20303374

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 37711296

約数和(自身を除く): 17407922

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 281, 397, 562, 794, 1967, 2779, 3653, 3934, 5161, 5558, 7306, 10322, 25571, 36127, 51142, 72254, 111557, 223114, 780899, 1450241, 1561798, 2900482, 10151687, 20303374]

約数ペア:

[(1, 20303374), (2, 10151687), (7, 2900482), (13, 1561798), (14, 1450241), (26, 780899), (91, 223114), (182, 111557), (281, 72254), (397, 51142), (562, 36127), (794, 25571), (1967, 10322), (2779, 7306), (3653, 5558), (3934, 5161)]