20067883974

素因数分解:

$2^1\times 3^4\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{6803}}^1$

素因数の和:7087

約数の個数: 80

約数和(自身を含む): 45642864960

約数和(自身を除く): 25574980986

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 131, 139, 162, 262, 278, 393, 417, 786, 834, 1179, 1251, 2358, 2502, 3537, 3753, 6803, 7074, 7506, 10611, 11259, 13606, 18209, 20409, 21222, 22518, 36418, 40818, 54627, 61227, 109254, 122454, 163881, 183681, 327762, 367362, 491643, 551043, 891193, 945617, 983286, 1102086, 1474929, 1782386, 1891234, 2673579, 2836851, 2949858, 5347158, 5673702, 8020737, 8510553, 16041474, 17021106, 24062211, 25531659, 48124422, 51063318, 72186633, 76594977, 123875827, 144373266, 153189954, 247751654, 371627481, 743254962, 1114882443, 2229764886, 3344647329, 6689294658, 10033941987, 20067883974]

約数ペア:

[(1, 20067883974), (2, 10033941987), (3, 6689294658), (6, 3344647329), (9, 2229764886), (18, 1114882443), (27, 743254962), (54, 371627481), (81, 247751654), (131, 153189954), (139, 144373266), (162, 123875827), (262, 76594977), (278, 72186633), (393, 51063318), (417, 48124422), (786, 25531659), (834, 24062211), (1179, 17021106), (1251, 16041474), (2358, 8510553), (2502, 8020737), (3537, 5673702), (3753, 5347158), (6803, 2949858), (7074, 2836851), (7506, 2673579), (10611, 1891234), (11259, 1782386), (13606, 1474929), (18209, 1102086), (20409, 983286), (21222, 945617), (22518, 891193), (36418, 551043), (40818, 491643), (54627, 367362), (61227, 327762), (109254, 183681), (122454, 163881)]