18380548

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{821}}^1$

素因数の和:1047

約数の個数: 24

約数和(自身を含む): 33488280

約数和(自身を除く): 15107732

約数列:

[1, 2, 4, 29, 58, 116, 193, 386, 772, 821, 1642, 3284, 5597, 11194, 22388, 23809, 47618, 95236, 158453, 316906, 633812, 4595137, 9190274, 18380548]

約数ペア:

[(1, 18380548), (2, 9190274), (4, 4595137), (29, 633812), (58, 316906), (116, 158453), (193, 95236), (386, 47618), (772, 23809), (821, 22388), (1642, 11194), (3284, 5597)]