18887050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{593}}^1$

素因数の和:632

約数の個数: 72

約数和(自身を含む): 44083116

約数和(自身を除く): 25196066

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 130, 175, 182, 245, 325, 350, 455, 490, 593, 637, 650, 910, 1186, 1225, 1274, 2275, 2450, 2965, 3185, 4151, 4550, 5930, 6370, 7709, 8302, 14825, 15418, 15925, 20755, 29057, 29650, 31850, 38545, 41510, 53963, 58114, 77090, 103775, 107926, 145285, 192725, 207550, 269815, 290570, 377741, 385450, 539630, 726425, 755482, 1349075, 1452850, 1888705, 2698150, 3777410, 9443525, 18887050]

約数ペア:

[(1, 18887050), (2, 9443525), (5, 3777410), (7, 2698150), (10, 1888705), (13, 1452850), (14, 1349075), (25, 755482), (26, 726425), (35, 539630), (49, 385450), (50, 377741), (65, 290570), (70, 269815), (91, 207550), (98, 192725), (130, 145285), (175, 107926), (182, 103775), (245, 77090), (325, 58114), (350, 53963), (455, 41510), (490, 38545), (593, 31850), (637, 29650), (650, 29057), (910, 20755), (1186, 15925), (1225, 15418), (1274, 14825), (2275, 8302), (2450, 7709), (2965, 6370), (3185, 5930), (4151, 4550)]