20847029330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2676127}}^1$

素因数の和:2676194

約数の個数: 32

約数和(自身を含む): 40463055360

約数和(自身を除く): 19616026030

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 2676127, 5352254, 13380635, 26761270, 50846413, 101692826, 109721207, 219442414, 254232065, 508464130, 548606035, 1097212070, 2084702933, 4169405866, 10423514665, 20847029330]

約数ペア:

[(1, 20847029330), (2, 10423514665), (5, 4169405866), (10, 2084702933), (19, 1097212070), (38, 548606035), (41, 508464130), (82, 254232065), (95, 219442414), (190, 109721207), (205, 101692826), (410, 50846413), (779, 26761270), (1558, 13380635), (3895, 5352254), (7790, 2676127)]