18228976

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{15607}}^1$

素因数の和:15688

約数の個数: 20

約数和(自身を含む): 35804752

約数和(自身を除く): 17575776

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 15607, 31214, 62428, 124856, 249712, 1139311, 2278622, 4557244, 9114488, 18228976]

約数ペア:

[(1, 18228976), (2, 9114488), (4, 4557244), (8, 2278622), (16, 1139311), (73, 249712), (146, 124856), (292, 62428), (584, 31214), (1168, 15607)]