18665316

素因数分解:

$2^2\times 3^6\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:232

約数の個数: 84

約数和(自身を含む): 50588412

約数和(自身を除く): 31923096

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 81, 108, 111, 148, 162, 173, 222, 243, 324, 333, 346, 444, 486, 519, 666, 692, 729, 972, 999, 1038, 1332, 1458, 1557, 1998, 2076, 2916, 2997, 3114, 3996, 4671, 5994, 6228, 6401, 8991, 9342, 11988, 12802, 14013, 17982, 18684, 19203, 25604, 26973, 28026, 35964, 38406, 42039, 53946, 56052, 57609, 76812, 84078, 107892, 115218, 126117, 168156, 172827, 230436, 252234, 345654, 504468, 518481, 691308, 1036962, 1555443, 2073924, 3110886, 4666329, 6221772, 9332658, 18665316]

約数ペア:

[(1, 18665316), (2, 9332658), (3, 6221772), (4, 4666329), (6, 3110886), (9, 2073924), (12, 1555443), (18, 1036962), (27, 691308), (36, 518481), (37, 504468), (54, 345654), (74, 252234), (81, 230436), (108, 172827), (111, 168156), (148, 126117), (162, 115218), (173, 107892), (222, 84078), (243, 76812), (324, 57609), (333, 56052), (346, 53946), (444, 42039), (486, 38406), (519, 35964), (666, 28026), (692, 26973), (729, 25604), (972, 19203), (999, 18684), (1038, 17982), (1332, 14013), (1458, 12802), (1557, 11988), (1998, 9342), (2076, 8991), (2916, 6401), (2997, 6228), (3114, 5994), (3996, 4671)]