19798969

素因数分解:

${\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:340

約数の個数: 16

約数和(自身を含む): 21498880

約数和(自身を除く): 1699911

約数列:

[1, 19, 67, 103, 151, 1273, 1957, 2869, 6901, 10117, 15553, 131119, 192223, 295507, 1042051, 19798969]

約数ペア:

[(1, 19798969), (19, 1042051), (67, 295507), (103, 192223), (151, 131119), (1273, 15553), (1957, 10117), (2869, 6901)]