18744885

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6037}}^1$

素因数の和:6074

約数の個数: 32

約数和(自身を含む): 34778880

約数和(自身を除く): 16033995

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 6037, 18111, 30185, 54333, 90555, 138851, 162999, 271665, 416553, 694255, 814995, 1249659, 2082765, 3748977, 6248295, 18744885]

約数ペア:

[(1, 18744885), (3, 6248295), (5, 3748977), (9, 2082765), (15, 1249659), (23, 814995), (27, 694255), (45, 416553), (69, 271665), (115, 162999), (135, 138851), (207, 90555), (345, 54333), (621, 30185), (1035, 18111), (3105, 6037)]