20180936216

素因数分解:

$2^3\times 7^1\times {\mathrm{4463}}^1\times {\mathrm{80747}}^1$

素因数の和:85223

約数の個数: 32

約数和(自身を含む): 43255088640

約数和(自身を除く): 23074152424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 4463, 8926, 17852, 31241, 35704, 62482, 80747, 124964, 161494, 249928, 322988, 565229, 645976, 1130458, 2260916, 4521832, 360373861, 720747722, 1441495444, 2522617027, 2882990888, 5045234054, 10090468108, 20180936216]

約数ペア:

[(1, 20180936216), (2, 10090468108), (4, 5045234054), (7, 2882990888), (8, 2522617027), (14, 1441495444), (28, 720747722), (56, 360373861), (4463, 4521832), (8926, 2260916), (17852, 1130458), (31241, 645976), (35704, 565229), (62482, 322988), (80747, 249928), (124964, 161494)]