20684682

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2939}}^1$

素因数の和:2987

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 28848438

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 207, 306, 391, 414, 782, 1173, 2346, 2939, 3519, 5878, 7038, 8817, 17634, 26451, 49963, 52902, 67597, 99926, 135194, 149889, 202791, 299778, 405582, 449667, 608373, 899334, 1149149, 1216746, 2298298, 3447447, 6894894, 10342341, 20684682]

約数ペア:

[(1, 20684682), (2, 10342341), (3, 6894894), (6, 3447447), (9, 2298298), (17, 1216746), (18, 1149149), (23, 899334), (34, 608373), (46, 449667), (51, 405582), (69, 299778), (102, 202791), (138, 149889), (153, 135194), (207, 99926), (306, 67597), (391, 52902), (414, 49963), (782, 26451), (1173, 17634), (2346, 8817), (2939, 7038), (3519, 5878)]