18437049

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{787}}^1$

素因数の和:949

約数の個数: 24

約数和(自身を含む): 28273440

約数和(自身を除く): 9836391

約数列:

[1, 3, 9, 19, 57, 137, 171, 411, 787, 1233, 2361, 2603, 7083, 7809, 14953, 23427, 44859, 107819, 134577, 323457, 970371, 2048561, 6145683, 18437049]

約数ペア:

[(1, 18437049), (3, 6145683), (9, 2048561), (19, 970371), (57, 323457), (137, 134577), (171, 107819), (411, 44859), (787, 23427), (1233, 14953), (2361, 7809), (2603, 7083)]