20189914948

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1987}}^1\times {\mathrm{3593}}^1$

素因数の和:5692

約数の個数: 48

約数和(自身を含む): 40811508864

約数和(自身を除く): 20621593916

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 1987, 2828, 3593, 3974, 7186, 7948, 13909, 14372, 25151, 27818, 50302, 55636, 100604, 200687, 362893, 401374, 725786, 802748, 1404809, 1451572, 2540251, 2809618, 5080502, 5619236, 7139291, 10161004, 14278582, 28557164, 49975037, 99950074, 199900148, 721068391, 1442136782, 2884273564, 5047478737, 10094957474, 20189914948]

約数ペア:

[(1, 20189914948), (2, 10094957474), (4, 5047478737), (7, 2884273564), (14, 1442136782), (28, 721068391), (101, 199900148), (202, 99950074), (404, 49975037), (707, 28557164), (1414, 14278582), (1987, 10161004), (2828, 7139291), (3593, 5619236), (3974, 5080502), (7186, 2809618), (7948, 2540251), (13909, 1451572), (14372, 1404809), (25151, 802748), (27818, 725786), (50302, 401374), (55636, 362893), (100604, 200687)]