20199012408

素因数分解:

$2^3\times 3^2\times {\mathrm{6991}}^1\times {\mathrm{40129}}^1$

素因数の和:47132

約数の個数: 48

約数和(自身を含む): 54714847200

約数和(自身を除く): 34515834792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 6991, 13982, 20973, 27964, 40129, 41946, 55928, 62919, 80258, 83892, 120387, 125838, 160516, 167784, 240774, 251676, 321032, 361161, 481548, 503352, 722322, 963096, 1444644, 2889288, 280541839, 561083678, 841625517, 1122167356, 1683251034, 2244334712, 2524876551, 3366502068, 5049753102, 6733004136, 10099506204, 20199012408]

約数ペア:

[(1, 20199012408), (2, 10099506204), (3, 6733004136), (4, 5049753102), (6, 3366502068), (8, 2524876551), (9, 2244334712), (12, 1683251034), (18, 1122167356), (24, 841625517), (36, 561083678), (72, 280541839), (6991, 2889288), (13982, 1444644), (20973, 963096), (27964, 722322), (40129, 503352), (41946, 481548), (55928, 361161), (62919, 321032), (80258, 251676), (83892, 240774), (120387, 167784), (125838, 160516)]