19245136

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{16477}}^1$

素因数の和:16558

約数の個数: 20

約数和(自身を含む): 37800532

約数和(自身を除く): 18555396

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 16477, 32954, 65908, 131816, 263632, 1202821, 2405642, 4811284, 9622568, 19245136]

約数ペア:

[(1, 19245136), (2, 9622568), (4, 4811284), (8, 2405642), (16, 1202821), (73, 263632), (146, 131816), (292, 65908), (584, 32954), (1168, 16477)]