19468190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{593}}^1$

素因数の和:681

約数の個数: 48

約数和(自身を含む): 41442192

約数和(自身を除く): 21974002

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 67, 70, 98, 134, 245, 335, 469, 490, 593, 670, 938, 1186, 2345, 2965, 3283, 4151, 4690, 5930, 6566, 8302, 16415, 20755, 29057, 32830, 39731, 41510, 58114, 79462, 145285, 198655, 278117, 290570, 397310, 556234, 1390585, 1946819, 2781170, 3893638, 9734095, 19468190]

約数ペア:

[(1, 19468190), (2, 9734095), (5, 3893638), (7, 2781170), (10, 1946819), (14, 1390585), (35, 556234), (49, 397310), (67, 290570), (70, 278117), (98, 198655), (134, 145285), (245, 79462), (335, 58114), (469, 41510), (490, 39731), (593, 32830), (670, 29057), (938, 20755), (1186, 16415), (2345, 8302), (2965, 6566), (3283, 5930), (4151, 4690)]