20185753848

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{20611}}^1$

素因数の和:20749

約数の個数: 128

約数和(自身を含む): 56374644480

約数和(自身を除く): 36188890632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 52, 73, 78, 86, 104, 129, 146, 156, 172, 219, 258, 292, 312, 344, 438, 516, 559, 584, 876, 949, 1032, 1118, 1677, 1752, 1898, 2236, 2847, 3139, 3354, 3796, 4472, 5694, 6278, 6708, 7592, 9417, 11388, 12556, 13416, 18834, 20611, 22776, 25112, 37668, 40807, 41222, 61833, 75336, 81614, 82444, 122421, 123666, 163228, 164888, 244842, 247332, 267943, 326456, 489684, 494664, 535886, 803829, 886273, 979368, 1071772, 1504603, 1607658, 1772546, 2143544, 2658819, 3009206, 3215316, 3545092, 4513809, 5317638, 6018412, 6430632, 7090184, 9027618, 10635276, 11521549, 12036824, 18055236, 19559839, 21270552, 23043098, 34564647, 36110472, 39119678, 46086196, 58679517, 64697929, 69129294, 78239356, 92172392, 117359034, 129395858, 138258588, 156478712, 194093787, 234718068, 258791716, 276517176, 388187574, 469436136, 517583432, 776375148, 841073077, 1552750296, 1682146154, 2523219231, 3364292308, 5046438462, 6728584616, 10092876924, 20185753848]

約数ペア:

[(1, 20185753848), (2, 10092876924), (3, 6728584616), (4, 5046438462), (6, 3364292308), (8, 2523219231), (12, 1682146154), (13, 1552750296), (24, 841073077), (26, 776375148), (39, 517583432), (43, 469436136), (52, 388187574), (73, 276517176), (78, 258791716), (86, 234718068), (104, 194093787), (129, 156478712), (146, 138258588), (156, 129395858), (172, 117359034), (219, 92172392), (258, 78239356), (292, 69129294), (312, 64697929), (344, 58679517), (438, 46086196), (516, 39119678), (559, 36110472), (584, 34564647), (876, 23043098), (949, 21270552), (1032, 19559839), (1118, 18055236), (1677, 12036824), (1752, 11521549), (1898, 10635276), (2236, 9027618), (2847, 7090184), (3139, 6430632), (3354, 6018412), (3796, 5317638), (4472, 4513809), (5694, 3545092), (6278, 3215316), (6708, 3009206), (7592, 2658819), (9417, 2143544), (11388, 1772546), (12556, 1607658), (13416, 1504603), (18834, 1071772), (20611, 979368), (22776, 886273), (25112, 803829), (37668, 535886), (40807, 494664), (41222, 489684), (61833, 326456), (75336, 267943), (81614, 247332), (82444, 244842), (122421, 164888), (123666, 163228)]