20538696003

素因数分解:

$3^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{1019}}^1\times {\mathrm{1597}}^1$

素因数の和:3227

約数の個数: 32

約数和(自身を含む): 31399549440

約数和(自身を除く): 10860853437

約数列:

[1, 3, 7, 21, 601, 1019, 1597, 1803, 3057, 4207, 4791, 7133, 11179, 12621, 21399, 33537, 612419, 959797, 1627343, 1837257, 2879391, 4286933, 4882029, 6718579, 11391401, 12860799, 20155737, 34174203, 978033143, 2934099429, 6846232001, 20538696003]

約数ペア:

[(1, 20538696003), (3, 6846232001), (7, 2934099429), (21, 978033143), (601, 34174203), (1019, 20155737), (1597, 12860799), (1803, 11391401), (3057, 6718579), (4207, 4882029), (4791, 4286933), (7133, 2879391), (11179, 1837257), (12621, 1627343), (21399, 959797), (33537, 612419)]