18098871

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 28892160

約数和(自身を除く): 10793289

約数列:

[1, 3, 7, 21, 29, 87, 113, 203, 263, 339, 609, 789, 791, 1841, 2373, 3277, 5523, 7627, 9831, 22881, 22939, 29719, 53389, 68817, 89157, 160167, 208033, 624099, 861851, 2585553, 6032957, 18098871]

約数ペア:

[(1, 18098871), (3, 6032957), (7, 2585553), (21, 861851), (29, 624099), (87, 208033), (113, 160167), (203, 89157), (263, 68817), (339, 53389), (609, 29719), (789, 22939), (791, 22881), (1841, 9831), (2373, 7627), (3277, 5523)]