19519378

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{5023}}^1$

素因数の和:5121

約数の個数: 16

約数和(自身を含む): 30746880

約数和(自身を除く): 11227502

約数列:

[1, 2, 29, 58, 67, 134, 1943, 3886, 5023, 10046, 145667, 291334, 336541, 673082, 9759689, 19519378]

約数ペア:

[(1, 19519378), (2, 9759689), (29, 673082), (58, 336541), (67, 291334), (134, 145667), (1943, 10046), (3886, 5023)]