205152028

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{20507}}^1$

素因数の和:20613

約数の個数: 24

約数和(自身を含む): 373819824

約数和(自身を除く): 168667796

約数列:

[1, 2, 4, 41, 61, 82, 122, 164, 244, 2501, 5002, 10004, 20507, 41014, 82028, 840787, 1250927, 1681574, 2501854, 3363148, 5003708, 51288007, 102576014, 205152028]

約数ペア:

[(1, 205152028), (2, 102576014), (4, 51288007), (41, 5003708), (61, 3363148), (82, 2501854), (122, 1681574), (164, 1250927), (244, 840787), (2501, 82028), (5002, 41014), (10004, 20507)]