12149740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31973}}^1$

素因数の和:32001

約数の個数: 24

約数和(自身を含む): 26858160

約数和(自身を除く): 14708420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 31973, 63946, 127892, 159865, 319730, 607487, 639460, 1214974, 2429948, 3037435, 6074870, 12149740]

約数ペア:

[(1, 12149740), (2, 6074870), (4, 3037435), (5, 2429948), (10, 1214974), (19, 639460), (20, 607487), (38, 319730), (76, 159865), (95, 127892), (190, 63946), (380, 31973)]