18427784848

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{3331}}^1$

素因数の和:3453

約数の個数: 120

約数和(自身を含む): 42234859296

約数和(自身を除く): 23807074448

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 43, 44, 68, 86, 88, 136, 172, 176, 187, 272, 344, 374, 473, 688, 731, 748, 946, 1462, 1496, 1849, 1892, 2924, 2992, 3331, 3698, 3784, 5848, 6662, 7396, 7568, 8041, 11696, 13324, 14792, 16082, 20339, 26648, 29584, 31433, 32164, 36641, 40678, 53296, 56627, 62866, 64328, 73282, 81356, 113254, 125732, 128656, 143233, 146564, 162712, 226508, 251464, 286466, 293128, 325424, 345763, 453016, 502928, 572932, 586256, 622897, 691526, 906032, 1145864, 1245794, 1383052, 1575563, 2291728, 2434961, 2491588, 2766104, 3151126, 4869922, 4983176, 5532208, 6159019, 6302252, 9739844, 9966352, 12318038, 12604504, 19479688, 24636076, 25209008, 26784571, 38959376, 49272152, 53569142, 67749209, 98544304, 104703323, 107138284, 135498418, 209406646, 214276568, 270996836, 418813292, 428553136, 541993672, 837626584, 1083987344, 1151736553, 1675253168, 2303473106, 4606946212, 9213892424, 18427784848]

約数ペア:

[(1, 18427784848), (2, 9213892424), (4, 4606946212), (8, 2303473106), (11, 1675253168), (16, 1151736553), (17, 1083987344), (22, 837626584), (34, 541993672), (43, 428553136), (44, 418813292), (68, 270996836), (86, 214276568), (88, 209406646), (136, 135498418), (172, 107138284), (176, 104703323), (187, 98544304), (272, 67749209), (344, 53569142), (374, 49272152), (473, 38959376), (688, 26784571), (731, 25209008), (748, 24636076), (946, 19479688), (1462, 12604504), (1496, 12318038), (1849, 9966352), (1892, 9739844), (2924, 6302252), (2992, 6159019), (3331, 5532208), (3698, 4983176), (3784, 4869922), (5848, 3151126), (6662, 2766104), (7396, 2491588), (7568, 2434961), (8041, 2291728), (11696, 1575563), (13324, 1383052), (14792, 1245794), (16082, 1145864), (20339, 906032), (26648, 691526), (29584, 622897), (31433, 586256), (32164, 572932), (36641, 502928), (40678, 453016), (53296, 345763), (56627, 325424), (62866, 293128), (64328, 286466), (73282, 251464), (81356, 226508), (113254, 162712), (125732, 146564), (128656, 143233)]