19156640778

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{42829}}^1$

素因数の和:43105

約数の個数: 80

約数和(自身を含む): 47015004960

約数和(自身を除く): 27858364182

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 251, 297, 502, 594, 753, 891, 1506, 1782, 2259, 2761, 4518, 5522, 6777, 8283, 13554, 16566, 20331, 24849, 40662, 42829, 49698, 74547, 85658, 128487, 149094, 223641, 256974, 385461, 447282, 471119, 770922, 942238, 1156383, 1413357, 2312766, 2826714, 3469149, 4240071, 6938298, 8480142, 10750079, 12720213, 21500158, 25440426, 32250237, 38160639, 64500474, 76321278, 96750711, 118250869, 193501422, 236501738, 290252133, 354752607, 580504266, 709505214, 870756399, 1064257821, 1741512798, 2128515642, 3192773463, 6385546926, 9578320389, 19156640778]

約数ペア:

[(1, 19156640778), (2, 9578320389), (3, 6385546926), (6, 3192773463), (9, 2128515642), (11, 1741512798), (18, 1064257821), (22, 870756399), (27, 709505214), (33, 580504266), (54, 354752607), (66, 290252133), (81, 236501738), (99, 193501422), (162, 118250869), (198, 96750711), (251, 76321278), (297, 64500474), (502, 38160639), (594, 32250237), (753, 25440426), (891, 21500158), (1506, 12720213), (1782, 10750079), (2259, 8480142), (2761, 6938298), (4518, 4240071), (5522, 3469149), (6777, 2826714), (8283, 2312766), (13554, 1413357), (16566, 1156383), (20331, 942238), (24849, 770922), (40662, 471119), (42829, 447282), (49698, 385461), (74547, 256974), (85658, 223641), (128487, 149094)]