18712188

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:872

約数の個数: 96

約数和(自身を含む): 55776000

約数和(自身を除く): 37063812

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 27, 33, 36, 38, 44, 54, 57, 66, 76, 99, 108, 114, 132, 171, 198, 209, 228, 297, 342, 396, 418, 513, 594, 627, 684, 829, 836, 1026, 1188, 1254, 1658, 1881, 2052, 2487, 2508, 3316, 3762, 4974, 5643, 7461, 7524, 9119, 9948, 11286, 14922, 15751, 18238, 22383, 22572, 27357, 29844, 31502, 36476, 44766, 47253, 54714, 63004, 82071, 89532, 94506, 109428, 141759, 164142, 173261, 189012, 246213, 283518, 328284, 346522, 425277, 492426, 519783, 567036, 693044, 850554, 984852, 1039566, 1559349, 1701108, 2079132, 3118698, 4678047, 6237396, 9356094, 18712188]

約数ペア:

[(1, 18712188), (2, 9356094), (3, 6237396), (4, 4678047), (6, 3118698), (9, 2079132), (11, 1701108), (12, 1559349), (18, 1039566), (19, 984852), (22, 850554), (27, 693044), (33, 567036), (36, 519783), (38, 492426), (44, 425277), (54, 346522), (57, 328284), (66, 283518), (76, 246213), (99, 189012), (108, 173261), (114, 164142), (132, 141759), (171, 109428), (198, 94506), (209, 89532), (228, 82071), (297, 63004), (342, 54714), (396, 47253), (418, 44766), (513, 36476), (594, 31502), (627, 29844), (684, 27357), (829, 22572), (836, 22383), (1026, 18238), (1188, 15751), (1254, 14922), (1658, 11286), (1881, 9948), (2052, 9119), (2487, 7524), (2508, 7461), (3316, 5643), (3762, 4974)]