20351274

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1657}}^1$

素因数の和:1774

約数の個数: 32

約数和(自身を含む): 42975360

約数和(自身を除く): 22624086

約数列:

[1, 2, 3, 6, 23, 46, 69, 89, 138, 178, 267, 534, 1657, 2047, 3314, 4094, 4971, 6141, 9942, 12282, 38111, 76222, 114333, 147473, 228666, 294946, 442419, 884838, 3391879, 6783758, 10175637, 20351274]

約数ペア:

[(1, 20351274), (2, 10175637), (3, 6783758), (6, 3391879), (23, 884838), (46, 442419), (69, 294946), (89, 228666), (138, 147473), (178, 114333), (267, 76222), (534, 38111), (1657, 12282), (2047, 9942), (3314, 6141), (4094, 4971)]