19953236

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2971}}^1$

素因数の和:3071

約数の個数: 24

約数和(自身を含む): 36947904

約数和(自身を除く): 16994668

約数列:

[1, 2, 4, 23, 46, 73, 92, 146, 292, 1679, 2971, 3358, 5942, 6716, 11884, 68333, 136666, 216883, 273332, 433766, 867532, 4988309, 9976618, 19953236]

約数ペア:

[(1, 19953236), (2, 9976618), (4, 4988309), (23, 867532), (46, 433766), (73, 273332), (92, 216883), (146, 136666), (292, 68333), (1679, 11884), (2971, 6716), (3358, 5942)]