18786222

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3823}}^1$

素因数の和:3854

約数の個数: 64

約数和(自身を含む): 51394560

約数和(自身を除く): 32608338

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 3823, 4914, 7646, 11469, 22938, 26761, 34407, 49699, 53522, 68814, 80283, 99398, 103221, 149097, 160566, 206442, 240849, 298194, 347893, 447291, 481698, 695786, 722547, 894582, 1043679, 1341873, 1445094, 2087358, 2683746, 3131037, 6262074, 9393111, 18786222]

約数ペア:

[(1, 18786222), (2, 9393111), (3, 6262074), (6, 3131037), (7, 2683746), (9, 2087358), (13, 1445094), (14, 1341873), (18, 1043679), (21, 894582), (26, 722547), (27, 695786), (39, 481698), (42, 447291), (54, 347893), (63, 298194), (78, 240849), (91, 206442), (117, 160566), (126, 149097), (182, 103221), (189, 99398), (234, 80283), (273, 68814), (351, 53522), (378, 49699), (546, 34407), (702, 26761), (819, 22938), (1638, 11469), (2457, 7646), (3823, 4914)]