18086733

素因数分解:

$3^5\times 7^4\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 60

約数和(自身を含む): 32626048

約数和(自身を除く): 14539315

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 81, 93, 147, 189, 217, 243, 279, 343, 441, 567, 651, 837, 1029, 1323, 1519, 1701, 1953, 2401, 2511, 3087, 3969, 4557, 5859, 7203, 7533, 9261, 10633, 11907, 13671, 17577, 21609, 27783, 31899, 41013, 52731, 64827, 74431, 83349, 95697, 123039, 194481, 223293, 287091, 369117, 583443, 669879, 861273, 2009637, 2583819, 6028911, 18086733]

約数ペア:

[(1, 18086733), (3, 6028911), (7, 2583819), (9, 2009637), (21, 861273), (27, 669879), (31, 583443), (49, 369117), (63, 287091), (81, 223293), (93, 194481), (147, 123039), (189, 95697), (217, 83349), (243, 74431), (279, 64827), (343, 52731), (441, 41013), (567, 31899), (651, 27783), (837, 21609), (1029, 17577), (1323, 13671), (1519, 11907), (1701, 10633), (1953, 9261), (2401, 7533), (2511, 7203), (3087, 5859), (3969, 4557)]