19419190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{39631}}^1$

素因数の和:39652

約数の個数: 24

約数和(自身を含む): 40662432

約数和(自身を除く): 21243242

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 39631, 79262, 198155, 277417, 396310, 554834, 1387085, 1941919, 2774170, 3883838, 9709595, 19419190]

約数ペア:

[(1, 19419190), (2, 9709595), (5, 3883838), (7, 2774170), (10, 1941919), (14, 1387085), (35, 554834), (49, 396310), (70, 277417), (98, 198155), (245, 79262), (490, 39631)]