18446584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2137}}^1$

素因数の和:2239

約数の個数: 32

約数和(自身を含む): 37714320

約数和(自身を除く): 19267736

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 104, 166, 332, 664, 1079, 2137, 2158, 4274, 4316, 8548, 8632, 17096, 27781, 55562, 111124, 177371, 222248, 354742, 709484, 1418968, 2305823, 4611646, 9223292, 18446584]

約数ペア:

[(1, 18446584), (2, 9223292), (4, 4611646), (8, 2305823), (13, 1418968), (26, 709484), (52, 354742), (83, 222248), (104, 177371), (166, 111124), (332, 55562), (664, 27781), (1079, 17096), (2137, 8632), (2158, 8548), (4274, 4316)]