20455092

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:363

約数の個数: 120

約数和(自身を含む): 63423360

約数和(自身を除く): 42968268

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 54, 58, 63, 81, 84, 87, 108, 116, 126, 162, 174, 189, 203, 252, 261, 311, 324, 348, 378, 406, 522, 567, 609, 622, 756, 783, 812, 933, 1044, 1134, 1218, 1244, 1566, 1827, 1866, 2177, 2268, 2349, 2436, 2799, 3132, 3654, 3732, 4354, 4698, 5481, 5598, 6531, 7308, 8397, 8708, 9019, 9396, 10962, 11196, 13062, 16443, 16794, 18038, 19593, 21924, 25191, 26124, 27057, 32886, 33588, 36076, 39186, 50382, 54114, 58779, 63133, 65772, 78372, 81171, 100764, 108228, 117558, 126266, 162342, 176337, 189399, 235116, 243513, 252532, 324684, 352674, 378798, 487026, 568197, 705348, 730539, 757596, 974052, 1136394, 1461078, 1704591, 2272788, 2922156, 3409182, 5113773, 6818364, 10227546, 20455092]

約数ペア:

[(1, 20455092), (2, 10227546), (3, 6818364), (4, 5113773), (6, 3409182), (7, 2922156), (9, 2272788), (12, 1704591), (14, 1461078), (18, 1136394), (21, 974052), (27, 757596), (28, 730539), (29, 705348), (36, 568197), (42, 487026), (54, 378798), (58, 352674), (63, 324684), (81, 252532), (84, 243513), (87, 235116), (108, 189399), (116, 176337), (126, 162342), (162, 126266), (174, 117558), (189, 108228), (203, 100764), (252, 81171), (261, 78372), (311, 65772), (324, 63133), (348, 58779), (378, 54114), (406, 50382), (522, 39186), (567, 36076), (609, 33588), (622, 32886), (756, 27057), (783, 26124), (812, 25191), (933, 21924), (1044, 19593), (1134, 18038), (1218, 16794), (1244, 16443), (1566, 13062), (1827, 11196), (1866, 10962), (2177, 9396), (2268, 9019), (2349, 8708), (2436, 8397), (2799, 7308), (3132, 6531), (3654, 5598), (3732, 5481), (4354, 4698)]