18732404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2393}}^1$

素因数の和:2519

約数の個数: 24

約数和(自身を含む): 34856640

約数和(自身を除く): 16124236

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 2393, 3914, 4786, 7828, 9572, 45467, 90934, 181868, 246479, 492958, 985916, 4683101, 9366202, 18732404]

約数ペア:

[(1, 18732404), (2, 9366202), (4, 4683101), (19, 985916), (38, 492958), (76, 246479), (103, 181868), (206, 90934), (412, 45467), (1957, 9572), (2393, 7828), (3914, 4786)]