20078136

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1129}}^1$

素因数の和:1173

約数の個数: 96

約数和(自身を含む): 61698000

約数和(自身を除く): 41619864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 36, 38, 39, 52, 57, 72, 76, 78, 104, 114, 117, 152, 156, 171, 228, 234, 247, 312, 342, 456, 468, 494, 684, 741, 936, 988, 1129, 1368, 1482, 1976, 2223, 2258, 2964, 3387, 4446, 4516, 5928, 6774, 8892, 9032, 10161, 13548, 14677, 17784, 20322, 21451, 27096, 29354, 40644, 42902, 44031, 58708, 64353, 81288, 85804, 88062, 117416, 128706, 132093, 171608, 176124, 193059, 257412, 264186, 278863, 352248, 386118, 514824, 528372, 557726, 772236, 836589, 1056744, 1115452, 1544472, 1673178, 2230904, 2509767, 3346356, 5019534, 6692712, 10039068, 20078136]

約数ペア:

[(1, 20078136), (2, 10039068), (3, 6692712), (4, 5019534), (6, 3346356), (8, 2509767), (9, 2230904), (12, 1673178), (13, 1544472), (18, 1115452), (19, 1056744), (24, 836589), (26, 772236), (36, 557726), (38, 528372), (39, 514824), (52, 386118), (57, 352248), (72, 278863), (76, 264186), (78, 257412), (104, 193059), (114, 176124), (117, 171608), (152, 132093), (156, 128706), (171, 117416), (228, 88062), (234, 85804), (247, 81288), (312, 64353), (342, 58708), (456, 44031), (468, 42902), (494, 40644), (684, 29354), (741, 27096), (936, 21451), (988, 20322), (1129, 17784), (1368, 14677), (1482, 13548), (1976, 10161), (2223, 9032), (2258, 8892), (2964, 6774), (3387, 5928), (4446, 4516)]