19211536

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{15199}}^1$

素因数の和:15286

約数の個数: 20

約数和(自身を含む): 37696000

約数和(自身を除く): 18484464

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 15199, 30398, 60796, 121592, 243184, 1200721, 2401442, 4802884, 9605768, 19211536]

約数ペア:

[(1, 19211536), (2, 9605768), (4, 4802884), (8, 2401442), (16, 1200721), (79, 243184), (158, 121592), (316, 60796), (632, 30398), (1264, 15199)]