18214378

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2$

素因数の和:104

約数の個数: 72

約数和(自身を含む): 37533132

約数和(自身を除く): 19318754

約数列:

[1, 2, 7, 13, 14, 17, 26, 29, 34, 49, 58, 91, 98, 119, 182, 203, 221, 238, 377, 406, 442, 493, 637, 754, 833, 841, 986, 1274, 1421, 1547, 1666, 1682, 2639, 2842, 3094, 3451, 5278, 5887, 6409, 6902, 10829, 10933, 11774, 12818, 14297, 18473, 21658, 21866, 24157, 28594, 36946, 41209, 44863, 48314, 76531, 82418, 89726, 100079, 153062, 185861, 200158, 314041, 371722, 535717, 628082, 700553, 1071434, 1301027, 1401106, 2602054, 9107189, 18214378]

約数ペア:

[(1, 18214378), (2, 9107189), (7, 2602054), (13, 1401106), (14, 1301027), (17, 1071434), (26, 700553), (29, 628082), (34, 535717), (49, 371722), (58, 314041), (91, 200158), (98, 185861), (119, 153062), (182, 100079), (203, 89726), (221, 82418), (238, 76531), (377, 48314), (406, 44863), (442, 41209), (493, 36946), (637, 28594), (754, 24157), (833, 21866), (841, 21658), (986, 18473), (1274, 14297), (1421, 12818), (1547, 11774), (1666, 10933), (1682, 10829), (2639, 6902), (2842, 6409), (3094, 5887), (3451, 5278)]