20123793342

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{25819}}^1$

素因数の和:25942

約数の個数: 96

約数和(自身を含む): 47851689600

約数和(自身を除く): 27727896258

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 53, 57, 86, 106, 114, 129, 159, 171, 258, 318, 342, 387, 477, 774, 817, 954, 1007, 1634, 2014, 2279, 2451, 3021, 4558, 4902, 6042, 6837, 7353, 9063, 13674, 14706, 18126, 20511, 25819, 41022, 43301, 51638, 77457, 86602, 129903, 154914, 232371, 259806, 389709, 464742, 490561, 779418, 981122, 1110217, 1368407, 1471683, 2220434, 2736814, 2943366, 3330651, 4105221, 4415049, 6661302, 8210442, 8830098, 9991953, 12315663, 19983906, 21094123, 24631326, 25999733, 42188246, 51999466, 58841501, 63282369, 77999199, 117683002, 126564738, 155998398, 176524503, 189847107, 233997597, 353049006, 379694214, 467995194, 529573509, 1059147018, 1117988519, 2235977038, 3353965557, 6707931114, 10061896671, 20123793342]

約数ペア:

[(1, 20123793342), (2, 10061896671), (3, 6707931114), (6, 3353965557), (9, 2235977038), (18, 1117988519), (19, 1059147018), (38, 529573509), (43, 467995194), (53, 379694214), (57, 353049006), (86, 233997597), (106, 189847107), (114, 176524503), (129, 155998398), (159, 126564738), (171, 117683002), (258, 77999199), (318, 63282369), (342, 58841501), (387, 51999466), (477, 42188246), (774, 25999733), (817, 24631326), (954, 21094123), (1007, 19983906), (1634, 12315663), (2014, 9991953), (2279, 8830098), (2451, 8210442), (3021, 6661302), (4558, 4415049), (4902, 4105221), (6042, 3330651), (6837, 2943366), (7353, 2736814), (9063, 2220434), (13674, 1471683), (14706, 1368407), (18126, 1110217), (20511, 981122), (25819, 779418), (41022, 490561), (43301, 464742), (51638, 389709), (77457, 259806), (86602, 232371), (129903, 154914)]