20565656982

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{2383}}^1\times {\mathrm{2837}}^1$

素因数の和:5254

約数の個数: 72

約数和(自身を含む): 48287457504

約数和(自身を除く): 27721800522

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 234, 338, 507, 1014, 1521, 2383, 2837, 3042, 4766, 5674, 7149, 8511, 14298, 17022, 21447, 25533, 30979, 36881, 42894, 51066, 61958, 73762, 92937, 110643, 185874, 221286, 278811, 331929, 402727, 479453, 557622, 663858, 805454, 958906, 1208181, 1438359, 2416362, 2876718, 3624543, 4315077, 6760571, 7249086, 8630154, 13521142, 20281713, 40563426, 60845139, 87887423, 121690278, 175774846, 263662269, 527324538, 790986807, 1142536499, 1581973614, 2285072998, 3427609497, 6855218994, 10282828491, 20565656982]

約数ペア:

[(1, 20565656982), (2, 10282828491), (3, 6855218994), (6, 3427609497), (9, 2285072998), (13, 1581973614), (18, 1142536499), (26, 790986807), (39, 527324538), (78, 263662269), (117, 175774846), (169, 121690278), (234, 87887423), (338, 60845139), (507, 40563426), (1014, 20281713), (1521, 13521142), (2383, 8630154), (2837, 7249086), (3042, 6760571), (4766, 4315077), (5674, 3624543), (7149, 2876718), (8511, 2416362), (14298, 1438359), (17022, 1208181), (21447, 958906), (25533, 805454), (30979, 663858), (36881, 557622), (42894, 479453), (51066, 402727), (61958, 331929), (73762, 278811), (92937, 221286), (110643, 185874)]