18210010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20011}}^1$

素因数の和:20038

約数の個数: 32

約数和(自身を含む): 40344192

約数和(自身を除く): 22134182

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 20011, 40022, 100055, 140077, 200110, 260143, 280154, 520286, 700385, 1300715, 1400770, 1821001, 2601430, 3642002, 9105005, 18210010]

約数ペア:

[(1, 18210010), (2, 9105005), (5, 3642002), (7, 2601430), (10, 1821001), (13, 1400770), (14, 1300715), (26, 700385), (35, 520286), (65, 280154), (70, 260143), (91, 200110), (130, 140077), (182, 100055), (455, 40022), (910, 20011)]