20042148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{601}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 53669504

約数和(自身を除く): 33627356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 397, 601, 794, 1191, 1202, 1588, 1803, 2382, 2404, 2779, 3606, 4207, 4764, 5558, 7212, 8337, 8414, 11116, 12621, 16674, 16828, 25242, 33348, 50484, 238597, 477194, 715791, 954388, 1431582, 1670179, 2863164, 3340358, 5010537, 6680716, 10021074, 20042148]

約数ペア:

[(1, 20042148), (2, 10021074), (3, 6680716), (4, 5010537), (6, 3340358), (7, 2863164), (12, 1670179), (14, 1431582), (21, 954388), (28, 715791), (42, 477194), (84, 238597), (397, 50484), (601, 33348), (794, 25242), (1191, 16828), (1202, 16674), (1588, 12621), (1803, 11116), (2382, 8414), (2404, 8337), (2779, 7212), (3606, 5558), (4207, 4764)]