20652156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{81953}}^1$

素因数の和:81970

約数の個数: 36

約数和(自身を含む): 59662512

約数和(自身を除く): 39010356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 81953, 163906, 245859, 327812, 491718, 573671, 737577, 983436, 1147342, 1475154, 1721013, 2294684, 2950308, 3442026, 5163039, 6884052, 10326078, 20652156]

約数ペア:

[(1, 20652156), (2, 10326078), (3, 6884052), (4, 5163039), (6, 3442026), (7, 2950308), (9, 2294684), (12, 1721013), (14, 1475154), (18, 1147342), (21, 983436), (28, 737577), (36, 573671), (42, 491718), (63, 327812), (84, 245859), (126, 163906), (252, 81953)]