19412323

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:498

約数の個数: 16

約数和(自身を含む): 22740480

約数和(自身を除く): 3328157

約数列:

[1, 7, 71, 139, 281, 497, 973, 1967, 9869, 19951, 39059, 69083, 139657, 273413, 2773189, 19412323]

約数ペア:

[(1, 19412323), (7, 2773189), (71, 273413), (139, 139657), (281, 69083), (497, 39059), (973, 19951), (1967, 9869)]