20828049138

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1508623}}^1$

素因数の和:1508703

約数の個数: 48

約数和(自身を含む): 49422522240

約数和(自身を除く): 28594473102

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 59, 78, 117, 118, 177, 234, 354, 531, 767, 1062, 1534, 2301, 4602, 6903, 13806, 1508623, 3017246, 4525869, 9051738, 13577607, 19612099, 27155214, 39224198, 58836297, 89008757, 117672594, 176508891, 178017514, 267026271, 353017782, 534052542, 801078813, 1157113841, 1602157626, 2314227682, 3471341523, 6942683046, 10414024569, 20828049138]

約数ペア:

[(1, 20828049138), (2, 10414024569), (3, 6942683046), (6, 3471341523), (9, 2314227682), (13, 1602157626), (18, 1157113841), (26, 801078813), (39, 534052542), (59, 353017782), (78, 267026271), (117, 178017514), (118, 176508891), (177, 117672594), (234, 89008757), (354, 58836297), (531, 39224198), (767, 27155214), (1062, 19612099), (1534, 13577607), (2301, 9051738), (4602, 4525869), (6903, 3017246), (13806, 1508623)]