18091836

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{2659}}^1$

素因数の和:2685

約数の個数: 72

約数和(自身を含む): 54221440

約数和(自身を除く): 36129604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 2659, 3402, 5318, 6804, 7977, 10636, 15954, 18613, 23931, 31908, 37226, 47862, 55839, 71793, 74452, 95724, 111678, 143586, 167517, 215379, 223356, 287172, 335034, 430758, 502551, 646137, 670068, 861516, 1005102, 1292274, 1507653, 2010204, 2584548, 3015306, 4522959, 6030612, 9045918, 18091836]

約数ペア:

[(1, 18091836), (2, 9045918), (3, 6030612), (4, 4522959), (6, 3015306), (7, 2584548), (9, 2010204), (12, 1507653), (14, 1292274), (18, 1005102), (21, 861516), (27, 670068), (28, 646137), (36, 502551), (42, 430758), (54, 335034), (63, 287172), (81, 223356), (84, 215379), (108, 167517), (126, 143586), (162, 111678), (189, 95724), (243, 74452), (252, 71793), (324, 55839), (378, 47862), (486, 37226), (567, 31908), (756, 23931), (972, 18613), (1134, 15954), (1701, 10636), (2268, 7977), (2659, 6804), (3402, 5318)]