18952956

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:280

約数の個数: 108

約数和(自身を含む): 55673800

約数和(自身を除く): 36720844

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 121, 132, 171, 198, 209, 228, 229, 242, 342, 363, 396, 418, 458, 484, 627, 684, 687, 726, 836, 916, 1089, 1254, 1374, 1452, 1881, 2061, 2178, 2299, 2508, 2519, 2748, 3762, 4122, 4351, 4356, 4598, 5038, 6897, 7524, 7557, 8244, 8702, 9196, 10076, 13053, 13794, 15114, 17404, 20691, 22671, 26106, 27588, 27709, 30228, 39159, 41382, 45342, 47861, 52212, 55418, 78318, 82764, 83127, 90684, 95722, 110836, 143583, 156636, 166254, 191444, 249381, 287166, 332508, 430749, 498762, 526471, 574332, 861498, 997524, 1052942, 1579413, 1722996, 2105884, 3158826, 4738239, 6317652, 9476478, 18952956]

約数ペア:

[(1, 18952956), (2, 9476478), (3, 6317652), (4, 4738239), (6, 3158826), (9, 2105884), (11, 1722996), (12, 1579413), (18, 1052942), (19, 997524), (22, 861498), (33, 574332), (36, 526471), (38, 498762), (44, 430749), (57, 332508), (66, 287166), (76, 249381), (99, 191444), (114, 166254), (121, 156636), (132, 143583), (171, 110836), (198, 95722), (209, 90684), (228, 83127), (229, 82764), (242, 78318), (342, 55418), (363, 52212), (396, 47861), (418, 45342), (458, 41382), (484, 39159), (627, 30228), (684, 27709), (687, 27588), (726, 26106), (836, 22671), (916, 20691), (1089, 17404), (1254, 15114), (1374, 13794), (1452, 13053), (1881, 10076), (2061, 9196), (2178, 8702), (2299, 8244), (2508, 7557), (2519, 7524), (2748, 6897), (3762, 5038), (4122, 4598), (4351, 4356)]