1980628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{929}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 3827880

約数和(自身を除く): 1847252

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 929, 1066, 1858, 2132, 3716, 12077, 24154, 38089, 48308, 76178, 152356, 495157, 990314, 1980628]

約数ペア:

[(1, 1980628), (2, 990314), (4, 495157), (13, 152356), (26, 76178), (41, 48308), (52, 38089), (82, 24154), (164, 12077), (533, 3716), (929, 2132), (1066, 1858)]