19611270

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{4447}}^1$

素因数の和:4474

約数の個数: 72

約数和(自身を含む): 59327424

約数和(自身を除く): 39716154

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 4447, 8894, 13341, 22235, 26682, 31129, 40023, 44470, 62258, 66705, 80046, 93387, 133410, 155645, 186774, 200115, 217903, 280161, 311290, 400230, 435806, 466935, 560322, 653709, 933870, 1089515, 1307418, 1400805, 1961127, 2179030, 2801610, 3268545, 3922254, 6537090, 9805635, 19611270]

約数ペア:

[(1, 19611270), (2, 9805635), (3, 6537090), (5, 3922254), (6, 3268545), (7, 2801610), (9, 2179030), (10, 1961127), (14, 1400805), (15, 1307418), (18, 1089515), (21, 933870), (30, 653709), (35, 560322), (42, 466935), (45, 435806), (49, 400230), (63, 311290), (70, 280161), (90, 217903), (98, 200115), (105, 186774), (126, 155645), (147, 133410), (210, 93387), (245, 80046), (294, 66705), (315, 62258), (441, 44470), (490, 40023), (630, 31129), (735, 26682), (882, 22235), (1470, 13341), (2205, 8894), (4410, 4447)]