20648082

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2909}}^1$

素因数の和:2947

約数の個数: 48

約数和(自身を含む): 51122880

約数和(自身を除く): 30474798

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 169, 182, 273, 338, 507, 546, 1014, 1183, 2366, 2909, 3549, 5818, 7098, 8727, 17454, 20363, 37817, 40726, 61089, 75634, 113451, 122178, 226902, 264719, 491621, 529438, 794157, 983242, 1474863, 1588314, 2949726, 3441347, 6882694, 10324041, 20648082]

約数ペア:

[(1, 20648082), (2, 10324041), (3, 6882694), (6, 3441347), (7, 2949726), (13, 1588314), (14, 1474863), (21, 983242), (26, 794157), (39, 529438), (42, 491621), (78, 264719), (91, 226902), (169, 122178), (182, 113451), (273, 75634), (338, 61089), (507, 40726), (546, 37817), (1014, 20363), (1183, 17454), (2366, 8727), (2909, 7098), (3549, 5818)]