18581810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7523}}^1$

素因数の和:7562

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 19339150

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 7523, 15046, 37615, 75230, 97799, 142937, 195598, 285874, 488995, 714685, 977990, 1429370, 1858181, 3716362, 9290905, 18581810]

約数ペア:

[(1, 18581810), (2, 9290905), (5, 3716362), (10, 1858181), (13, 1429370), (19, 977990), (26, 714685), (38, 488995), (65, 285874), (95, 195598), (130, 142937), (190, 97799), (247, 75230), (494, 37615), (1235, 15046), (2470, 7523)]