38890818

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{30431}}^1$

素因数の和:30510

約数の個数: 24

約数和(自身を含む): 85453056

約数和(自身を除く): 46562238

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 30431, 60862, 91293, 182586, 273879, 547758, 2160601, 4321202, 6481803, 12963606, 19445409, 38890818]

約数ペア:

[(1, 38890818), (2, 19445409), (3, 12963606), (6, 6481803), (9, 4321202), (18, 2160601), (71, 547758), (142, 273879), (213, 182586), (426, 91293), (639, 60862), (1278, 30431)]