18748496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3919}}^1$

素因数の和:3963

約数の個数: 40

約数和(自身を含む): 40830720

約数和(自身を除く): 22082224

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 3919, 4784, 7838, 15676, 31352, 50947, 62704, 90137, 101894, 180274, 203788, 360548, 407576, 721096, 815152, 1171781, 1442192, 2343562, 4687124, 9374248, 18748496]

約数ペア:

[(1, 18748496), (2, 9374248), (4, 4687124), (8, 2343562), (13, 1442192), (16, 1171781), (23, 815152), (26, 721096), (46, 407576), (52, 360548), (92, 203788), (104, 180274), (184, 101894), (208, 90137), (299, 62704), (368, 50947), (598, 31352), (1196, 15676), (2392, 7838), (3919, 4784)]