19816368

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2887}}^1$

素因数の和:2922

約数の個数: 80

約数和(自身を含む): 60162816

約数和(自身を除く): 40346448

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 66, 78, 88, 104, 132, 143, 156, 176, 208, 264, 286, 312, 429, 528, 572, 624, 858, 1144, 1716, 2288, 2887, 3432, 5774, 6864, 8661, 11548, 17322, 23096, 31757, 34644, 37531, 46192, 63514, 69288, 75062, 95271, 112593, 127028, 138576, 150124, 190542, 225186, 254056, 300248, 381084, 412841, 450372, 508112, 600496, 762168, 825682, 900744, 1238523, 1524336, 1651364, 1801488, 2477046, 3302728, 4954092, 6605456, 9908184, 19816368]

約数ペア:

[(1, 19816368), (2, 9908184), (3, 6605456), (4, 4954092), (6, 3302728), (8, 2477046), (11, 1801488), (12, 1651364), (13, 1524336), (16, 1238523), (22, 900744), (24, 825682), (26, 762168), (33, 600496), (39, 508112), (44, 450372), (48, 412841), (52, 381084), (66, 300248), (78, 254056), (88, 225186), (104, 190542), (132, 150124), (143, 138576), (156, 127028), (176, 112593), (208, 95271), (264, 75062), (286, 69288), (312, 63514), (429, 46192), (528, 37531), (572, 34644), (624, 31757), (858, 23096), (1144, 17322), (1716, 11548), (2288, 8661), (2887, 6864), (3432, 5774)]