18803480913

素因数分解:

$3^3\times 7^1\times {\mathrm{9619}}^1\times {\mathrm{10343}}^1$

素因数の和:19978

約数の個数: 32

約数和(自身を含む): 31842969600

約数和(自身を除く): 13039488687

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 9619, 10343, 28857, 31029, 67333, 72401, 86571, 93087, 201999, 217203, 259713, 279261, 605997, 651609, 1817991, 1954827, 99489317, 298467951, 696425219, 895403853, 2089275657, 2686211559, 6267826971, 18803480913]

約数ペア:

[(1, 18803480913), (3, 6267826971), (7, 2686211559), (9, 2089275657), (21, 895403853), (27, 696425219), (63, 298467951), (189, 99489317), (9619, 1954827), (10343, 1817991), (28857, 651609), (31029, 605997), (67333, 279261), (72401, 259713), (86571, 217203), (93087, 201999)]