2018657295

素因数分解:

$3^4\times 5^1\times {\mathrm{4984339}}^1$

素因数の和:4984356

約数の個数: 20

約数和(自身を含む): 3618630840

約数和(自身を除く): 1599973545

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4984339, 14953017, 24921695, 44859051, 74765085, 134577153, 224295255, 403731459, 672885765, 2018657295]

約数ペア:

[(1, 2018657295), (3, 672885765), (5, 403731459), (9, 224295255), (15, 134577153), (27, 74765085), (45, 44859051), (81, 24921695), (135, 14953017), (405, 4984339)]