20502216

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2141}}^1$

素因数の和:2179

約数の個数: 96

約数和(自身を含む): 66830400

約数和(自身を除く): 46328184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 168, 171, 228, 252, 266, 342, 399, 456, 504, 532, 684, 798, 1064, 1197, 1368, 1596, 2141, 2394, 3192, 4282, 4788, 6423, 8564, 9576, 12846, 14987, 17128, 19269, 25692, 29974, 38538, 40679, 44961, 51384, 59948, 77076, 81358, 89922, 119896, 122037, 134883, 154152, 162716, 179844, 244074, 269766, 284753, 325432, 359688, 366111, 488148, 539532, 569506, 732222, 854259, 976296, 1079064, 1139012, 1464444, 1708518, 2278024, 2562777, 2928888, 3417036, 5125554, 6834072, 10251108, 20502216]

約数ペア:

[(1, 20502216), (2, 10251108), (3, 6834072), (4, 5125554), (6, 3417036), (7, 2928888), (8, 2562777), (9, 2278024), (12, 1708518), (14, 1464444), (18, 1139012), (19, 1079064), (21, 976296), (24, 854259), (28, 732222), (36, 569506), (38, 539532), (42, 488148), (56, 366111), (57, 359688), (63, 325432), (72, 284753), (76, 269766), (84, 244074), (114, 179844), (126, 162716), (133, 154152), (152, 134883), (168, 122037), (171, 119896), (228, 89922), (252, 81358), (266, 77076), (342, 59948), (399, 51384), (456, 44961), (504, 40679), (532, 38538), (684, 29974), (798, 25692), (1064, 19269), (1197, 17128), (1368, 14987), (1596, 12846), (2141, 9576), (2394, 8564), (3192, 6423), (4282, 4788)]