1820393784

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{20707}}^1$

素因数の和:20770

約数の個数: 128

約数和(自身を含む): 5665708800

約数和(自身を除く): 3845315016

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 37, 44, 54, 66, 72, 74, 88, 99, 108, 111, 132, 148, 198, 216, 222, 264, 296, 297, 333, 396, 407, 444, 594, 666, 792, 814, 888, 999, 1188, 1221, 1332, 1628, 1998, 2376, 2442, 2664, 3256, 3663, 3996, 4884, 7326, 7992, 9768, 10989, 14652, 20707, 21978, 29304, 41414, 43956, 62121, 82828, 87912, 124242, 165656, 186363, 227777, 248484, 372726, 455554, 496968, 559089, 683331, 745452, 766159, 911108, 1118178, 1366662, 1490904, 1532318, 1822216, 2049993, 2236356, 2298477, 2733324, 3064636, 4099986, 4472712, 4596954, 5466648, 6129272, 6149979, 6895431, 8199972, 8427749, 9193908, 12299958, 13790862, 16399944, 16855498, 18387816, 20686293, 24599916, 25283247, 27581724, 33710996, 41372586, 49199832, 50566494, 55163448, 67421992, 75849741, 82745172, 101132988, 151699482, 165490344, 202265976, 227549223, 303398964, 455098446, 606797928, 910196892, 1820393784]

約数ペア:

[(1, 1820393784), (2, 910196892), (3, 606797928), (4, 455098446), (6, 303398964), (8, 227549223), (9, 202265976), (11, 165490344), (12, 151699482), (18, 101132988), (22, 82745172), (24, 75849741), (27, 67421992), (33, 55163448), (36, 50566494), (37, 49199832), (44, 41372586), (54, 33710996), (66, 27581724), (72, 25283247), (74, 24599916), (88, 20686293), (99, 18387816), (108, 16855498), (111, 16399944), (132, 13790862), (148, 12299958), (198, 9193908), (216, 8427749), (222, 8199972), (264, 6895431), (296, 6149979), (297, 6129272), (333, 5466648), (396, 4596954), (407, 4472712), (444, 4099986), (594, 3064636), (666, 2733324), (792, 2298477), (814, 2236356), (888, 2049993), (999, 1822216), (1188, 1532318), (1221, 1490904), (1332, 1366662), (1628, 1118178), (1998, 911108), (2376, 766159), (2442, 745452), (2664, 683331), (3256, 559089), (3663, 496968), (3996, 455554), (4884, 372726), (7326, 248484), (7992, 227777), (9768, 186363), (10989, 165656), (14652, 124242), (20707, 87912), (21978, 82828), (29304, 62121), (41414, 43956)]