18864118

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 72

約数和(自身を含む): 38302632

約数和(自身を除く): 19438514

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 49, 67, 91, 98, 119, 134, 169, 182, 221, 238, 338, 442, 469, 637, 833, 871, 938, 1139, 1183, 1274, 1547, 1666, 1742, 2278, 2366, 2873, 3094, 3283, 5746, 6097, 6566, 7973, 8281, 10829, 11323, 12194, 14807, 15946, 16562, 20111, 21658, 22646, 29614, 40222, 42679, 55811, 79261, 85358, 103649, 111622, 140777, 158522, 192491, 207298, 281554, 384982, 554827, 725543, 1109654, 1347437, 1451086, 2694874, 9432059, 18864118]

約数ペア:

[(1, 18864118), (2, 9432059), (7, 2694874), (13, 1451086), (14, 1347437), (17, 1109654), (26, 725543), (34, 554827), (49, 384982), (67, 281554), (91, 207298), (98, 192491), (119, 158522), (134, 140777), (169, 111622), (182, 103649), (221, 85358), (238, 79261), (338, 55811), (442, 42679), (469, 40222), (637, 29614), (833, 22646), (871, 21658), (938, 20111), (1139, 16562), (1183, 15946), (1274, 14807), (1547, 12194), (1666, 11323), (1742, 10829), (2278, 8281), (2366, 7973), (2873, 6566), (3094, 6097), (3283, 5746)]