20045014418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{70867}}^1$

素因数の和:70959

約数の個数: 64

約数和(自身を含む): 37717650432

約数和(自身を除く): 17672636014

約数列:

[1, 2, 11, 13, 22, 23, 26, 43, 46, 86, 143, 253, 286, 299, 473, 506, 559, 598, 946, 989, 1118, 1978, 3289, 6149, 6578, 10879, 12298, 12857, 21758, 25714, 70867, 141427, 141734, 282854, 779537, 921271, 1559074, 1629941, 1842542, 3047281, 3259882, 6094562, 10133981, 17929351, 20267962, 21189233, 33520091, 35858702, 39614653, 42378466, 67040182, 70087463, 79229306, 140174926, 233081563, 435761183, 466163126, 770962093, 871522366, 911137019, 1541924186, 1822274038, 10022507209, 20045014418]

約数ペア:

[(1, 20045014418), (2, 10022507209), (11, 1822274038), (13, 1541924186), (22, 911137019), (23, 871522366), (26, 770962093), (43, 466163126), (46, 435761183), (86, 233081563), (143, 140174926), (253, 79229306), (286, 70087463), (299, 67040182), (473, 42378466), (506, 39614653), (559, 35858702), (598, 33520091), (946, 21189233), (989, 20267962), (1118, 17929351), (1978, 10133981), (3289, 6094562), (6149, 3259882), (6578, 3047281), (10879, 1842542), (12298, 1629941), (12857, 1559074), (21758, 921271), (25714, 779537), (70867, 282854), (141427, 141734)]