20107839992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{294629}}^1$

素因数の和:295103

約数の個数: 32

約数和(自身を含む): 39775050000

約数和(自身を除く): 19667210008

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 449, 898, 1796, 3592, 8531, 17062, 34124, 68248, 294629, 589258, 1178516, 2357032, 5597951, 11195902, 22391804, 44783608, 132288421, 264576842, 529153684, 1058307368, 2513479999, 5026959998, 10053919996, 20107839992]

約数ペア:

[(1, 20107839992), (2, 10053919996), (4, 5026959998), (8, 2513479999), (19, 1058307368), (38, 529153684), (76, 264576842), (152, 132288421), (449, 44783608), (898, 22391804), (1796, 11195902), (3592, 5597951), (8531, 2357032), (17062, 1178516), (34124, 589258), (68248, 294629)]