20507630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14341}}^1$

素因数の和:14372

約数の個数: 32

約数和(自身を含む): 43370208

約数和(自身を除く): 22862578

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 14341, 28682, 71705, 143410, 157751, 186433, 315502, 372866, 788755, 932165, 1577510, 1864330, 2050763, 4101526, 10253815, 20507630]

約数ペア:

[(1, 20507630), (2, 10253815), (5, 4101526), (10, 2050763), (11, 1864330), (13, 1577510), (22, 932165), (26, 788755), (55, 372866), (65, 315502), (110, 186433), (130, 157751), (143, 143410), (286, 71705), (715, 28682), (1430, 14341)]