18890310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21713}}^1$

素因数の和:21752

約数の個数: 32

約数和(自身を含む): 46902240

約数和(自身を除く): 28011930

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 21713, 43426, 65139, 108565, 130278, 217130, 325695, 629677, 651390, 1259354, 1889031, 3148385, 3778062, 6296770, 9445155, 18890310]

約数ペア:

[(1, 18890310), (2, 9445155), (3, 6296770), (5, 3778062), (6, 3148385), (10, 1889031), (15, 1259354), (29, 651390), (30, 629677), (58, 325695), (87, 217130), (145, 130278), (174, 108565), (290, 65139), (435, 43426), (870, 21713)]