18138958570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1637}}^1\times {\mathrm{2011}}^1$

素因数の和:3703

約数の個数: 64

約数和(自身を含む): 35593084800

約数和(自身を除く): 17454126230

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 1637, 2011, 2755, 3274, 4022, 5510, 8185, 10055, 16370, 20110, 31103, 38209, 47473, 58319, 62206, 76418, 94946, 116638, 155515, 191045, 237365, 291595, 311030, 382090, 474730, 583190, 901987, 1108061, 1803974, 2216122, 3292007, 4509935, 5540305, 6584014, 9019870, 11080610, 16460035, 32920070, 62548133, 95468203, 125096266, 190936406, 312740665, 477341015, 625481330, 954682030, 1813895857, 3627791714, 9069479285, 18138958570]

約数ペア:

[(1, 18138958570), (2, 9069479285), (5, 3627791714), (10, 1813895857), (19, 954682030), (29, 625481330), (38, 477341015), (58, 312740665), (95, 190936406), (145, 125096266), (190, 95468203), (290, 62548133), (551, 32920070), (1102, 16460035), (1637, 11080610), (2011, 9019870), (2755, 6584014), (3274, 5540305), (4022, 4509935), (5510, 3292007), (8185, 2216122), (10055, 1803974), (16370, 1108061), (20110, 901987), (31103, 583190), (38209, 474730), (47473, 382090), (58319, 311030), (62206, 291595), (76418, 237365), (94946, 191045), (116638, 155515)]