20131976904

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1\times {\mathrm{2081}}^1$

素因数の和:2511

約数の個数: 128

約数和(自身を含む): 54942814080

約数和(自身を除く): 34810837176

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 101, 104, 156, 202, 303, 307, 312, 404, 606, 614, 808, 921, 1212, 1228, 1313, 1842, 2081, 2424, 2456, 2626, 3684, 3939, 3991, 4162, 5252, 6243, 7368, 7878, 7982, 8324, 10504, 11973, 12486, 15756, 15964, 16648, 23946, 24972, 27053, 31007, 31512, 31928, 47892, 49944, 54106, 62014, 81159, 93021, 95784, 108212, 124028, 162318, 186042, 210181, 216424, 248056, 324636, 372084, 403091, 420362, 630543, 638867, 649272, 744168, 806182, 840724, 1209273, 1261086, 1277734, 1612364, 1681448, 1916601, 2418546, 2522172, 2555468, 2732353, 3224728, 3833202, 4837092, 5044344, 5110936, 5464706, 7666404, 8197059, 8305271, 9674184, 10929412, 15332808, 16394118, 16610542, 21858824, 24915813, 32788236, 33221084, 49831626, 64525567, 65576472, 66442168, 99663252, 129051134, 193576701, 199326504, 258102268, 387153402, 516204536, 774306804, 838832371, 1548613608, 1677664742, 2516497113, 3355329484, 5032994226, 6710658968, 10065988452, 20131976904]

約数ペア:

[(1, 20131976904), (2, 10065988452), (3, 6710658968), (4, 5032994226), (6, 3355329484), (8, 2516497113), (12, 1677664742), (13, 1548613608), (24, 838832371), (26, 774306804), (39, 516204536), (52, 387153402), (78, 258102268), (101, 199326504), (104, 193576701), (156, 129051134), (202, 99663252), (303, 66442168), (307, 65576472), (312, 64525567), (404, 49831626), (606, 33221084), (614, 32788236), (808, 24915813), (921, 21858824), (1212, 16610542), (1228, 16394118), (1313, 15332808), (1842, 10929412), (2081, 9674184), (2424, 8305271), (2456, 8197059), (2626, 7666404), (3684, 5464706), (3939, 5110936), (3991, 5044344), (4162, 4837092), (5252, 3833202), (6243, 3224728), (7368, 2732353), (7878, 2555468), (7982, 2522172), (8324, 2418546), (10504, 1916601), (11973, 1681448), (12486, 1612364), (15756, 1277734), (15964, 1261086), (16648, 1209273), (23946, 840724), (24972, 806182), (27053, 744168), (31007, 649272), (31512, 638867), (31928, 630543), (47892, 420362), (49944, 403091), (54106, 372084), (62014, 324636), (81159, 248056), (93021, 216424), (95784, 210181), (108212, 186042), (124028, 162318)]