18719402

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{12203}}^1$

素因数の和:12277

約数の個数: 16

約数和(自身を含む): 30754080

約数和(自身を除く): 12034678

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 12203, 24406, 158639, 317278, 719977, 1439954, 9359701, 18719402]

約数ペア:

[(1, 18719402), (2, 9359701), (13, 1439954), (26, 719977), (59, 317278), (118, 158639), (767, 24406), (1534, 12203)]