20121008534

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{154727}}^1$

素因数の和:155020

約数の個数: 32

約数和(自身を含む): 34490727936

約数和(自身を除く): 14369719402

約数列:

[1, 2, 11, 22, 23, 46, 253, 257, 506, 514, 2827, 5654, 5911, 11822, 65021, 130042, 154727, 309454, 1701997, 3403994, 3558721, 7117442, 39145931, 39764839, 78291862, 79529678, 437413229, 874826458, 914591297, 1829182594, 10060504267, 20121008534]

約数ペア:

[(1, 20121008534), (2, 10060504267), (11, 1829182594), (22, 914591297), (23, 874826458), (46, 437413229), (253, 79529678), (257, 78291862), (506, 39764839), (514, 39145931), (2827, 7117442), (5654, 3558721), (5911, 3403994), (11822, 1701997), (65021, 309454), (130042, 154727)]