1918367048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 4145541120

約数和(自身を除く): 2227174072

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 67, 83, 104, 107, 124, 134, 166, 214, 248, 268, 332, 403, 428, 536, 664, 806, 856, 871, 1079, 1391, 1612, 1742, 2077, 2158, 2573, 2782, 3224, 3317, 3484, 4154, 4316, 5146, 5561, 5564, 6634, 6968, 7169, 8308, 8632, 8881, 10292, 11122, 11128, 13268, 14338, 16616, 17762, 20584, 22244, 26536, 27001, 28676, 33449, 35524, 43121, 44488, 54002, 57352, 66898, 71048, 72293, 86242, 93197, 108004, 115453, 133796, 144586, 172391, 172484, 186394, 216008, 222239, 230906, 267592, 275311, 289172, 344782, 344968, 372788, 444478, 461812, 550622, 578344, 595027, 689564, 745576, 888956, 923624, 1101244, 1190054, 1379128, 1777912, 2202488, 2241083, 2380108, 2889107, 3579043, 4482166, 4760216, 5778214, 7158086, 7735351, 8964332, 11556428, 14316172, 15470702, 17928664, 18445837, 23112856, 28632344, 30941404, 36891674, 61882808, 73783348, 147566696, 239795881, 479591762, 959183524, 1918367048]

約数ペア:

[(1, 1918367048), (2, 959183524), (4, 479591762), (8, 239795881), (13, 147566696), (26, 73783348), (31, 61882808), (52, 36891674), (62, 30941404), (67, 28632344), (83, 23112856), (104, 18445837), (107, 17928664), (124, 15470702), (134, 14316172), (166, 11556428), (214, 8964332), (248, 7735351), (268, 7158086), (332, 5778214), (403, 4760216), (428, 4482166), (536, 3579043), (664, 2889107), (806, 2380108), (856, 2241083), (871, 2202488), (1079, 1777912), (1391, 1379128), (1612, 1190054), (1742, 1101244), (2077, 923624), (2158, 888956), (2573, 745576), (2782, 689564), (3224, 595027), (3317, 578344), (3484, 550622), (4154, 461812), (4316, 444478), (5146, 372788), (5561, 344968), (5564, 344782), (6634, 289172), (6968, 275311), (7169, 267592), (8308, 230906), (8632, 222239), (8881, 216008), (10292, 186394), (11122, 172484), (11128, 172391), (13268, 144586), (14338, 133796), (16616, 115453), (17762, 108004), (20584, 93197), (22244, 86242), (26536, 72293), (27001, 71048), (28676, 66898), (33449, 57352), (35524, 54002), (43121, 44488)]