20790787621

素因数分解:

${\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{373}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 21995221248

約数和(自身を除く): 1204433627

約数列:

[1, 41, 67, 103, 197, 373, 2747, 4223, 6901, 8077, 13199, 15293, 20291, 24991, 38419, 73481, 282941, 541159, 831931, 1024631, 1359497, 1575179, 2574073, 3012721, 4923227, 7568543, 55739377, 105536993, 201852307, 310310263, 507092381, 20790787621]

約数ペア:

[(1, 20790787621), (41, 507092381), (67, 310310263), (103, 201852307), (197, 105536993), (373, 55739377), (2747, 7568543), (4223, 4923227), (6901, 3012721), (8077, 2574073), (13199, 1575179), (15293, 1359497), (20291, 1024631), (24991, 831931), (38419, 541159), (73481, 282941)]