20469288

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 60782400

約数和(自身を除く): 40313112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 89, 111, 148, 168, 178, 222, 259, 267, 296, 356, 444, 518, 534, 623, 712, 777, 888, 1036, 1068, 1246, 1369, 1554, 1869, 2072, 2136, 2492, 2738, 3108, 3293, 3738, 4107, 4984, 5476, 6216, 6586, 7476, 8214, 9583, 9879, 10952, 13172, 14952, 16428, 19166, 19758, 23051, 26344, 28749, 32856, 38332, 39516, 46102, 57498, 69153, 76664, 79032, 92204, 114996, 121841, 138306, 184408, 229992, 243682, 276612, 365523, 487364, 553224, 731046, 852887, 974728, 1462092, 1705774, 2558661, 2924184, 3411548, 5117322, 6823096, 10234644, 20469288]

約数ペア:

[(1, 20469288), (2, 10234644), (3, 6823096), (4, 5117322), (6, 3411548), (7, 2924184), (8, 2558661), (12, 1705774), (14, 1462092), (21, 974728), (24, 852887), (28, 731046), (37, 553224), (42, 487364), (56, 365523), (74, 276612), (84, 243682), (89, 229992), (111, 184408), (148, 138306), (168, 121841), (178, 114996), (222, 92204), (259, 79032), (267, 76664), (296, 69153), (356, 57498), (444, 46102), (518, 39516), (534, 38332), (623, 32856), (712, 28749), (777, 26344), (888, 23051), (1036, 19758), (1068, 19166), (1246, 16428), (1369, 14952), (1554, 13172), (1869, 10952), (2072, 9879), (2136, 9583), (2492, 8214), (2738, 7476), (3108, 6586), (3293, 6216), (3738, 5476), (4107, 4984)]