820804538

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{44711}}^1$

素因数の和:44917

約数の個数: 16

約数和(自身を含む): 1258732224

約数和(自身を除く): 437927686

約数列:

[1, 2, 67, 134, 137, 274, 9179, 18358, 44711, 89422, 2995637, 5991274, 6125407, 12250814, 410402269, 820804538]

約数ペア:

[(1, 820804538), (2, 410402269), (67, 12250814), (134, 6125407), (137, 5991274), (274, 2995637), (9179, 89422), (18358, 44711)]