20789116

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7393}}^1$

素因数の和:7453

約数の個数: 24

約数和(自身を含む): 39336080

約数和(自身を除く): 18546964

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 7393, 14786, 29572, 140467, 273541, 280934, 547082, 561868, 1094164, 5197279, 10394558, 20789116]

約数ペア:

[(1, 20789116), (2, 10394558), (4, 5197279), (19, 1094164), (37, 561868), (38, 547082), (74, 280934), (76, 273541), (148, 140467), (703, 29572), (1406, 14786), (2812, 7393)]