20121615021

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{2953}}^1$

素因数の和:3190

約数の個数: 64

約数和(自身を含む): 30647490048

約数和(自身を除く): 10525875027

約数列:

[1, 3, 17, 23, 37, 51, 69, 111, 157, 391, 471, 629, 851, 1173, 1887, 2553, 2669, 2953, 3611, 5809, 8007, 8859, 10833, 14467, 17427, 43401, 50201, 61387, 67919, 98753, 109261, 133607, 150603, 184161, 203757, 296259, 327783, 400821, 463621, 1154623, 1390863, 1857437, 2271319, 2513003, 3463869, 5572311, 6813957, 7539009, 7881557, 10663283, 17153977, 23644671, 31989849, 42721051, 51461931, 128163153, 181275811, 291617609, 394541471, 543827433, 874852827, 1183624413, 6707205007, 20121615021]

約数ペア:

[(1, 20121615021), (3, 6707205007), (17, 1183624413), (23, 874852827), (37, 543827433), (51, 394541471), (69, 291617609), (111, 181275811), (157, 128163153), (391, 51461931), (471, 42721051), (629, 31989849), (851, 23644671), (1173, 17153977), (1887, 10663283), (2553, 7881557), (2669, 7539009), (2953, 6813957), (3611, 5572311), (5809, 3463869), (8007, 2513003), (8859, 2271319), (10833, 1857437), (14467, 1390863), (17427, 1154623), (43401, 463621), (50201, 400821), (61387, 327783), (67919, 296259), (98753, 203757), (109261, 184161), (133607, 150603)]