31971518

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{9521}}^1$

素因数の和:9619

約数の個数: 16

約数和(自身を含む): 50733216

約数和(自身を除く): 18761698

約数列:

[1, 2, 23, 46, 73, 146, 1679, 3358, 9521, 19042, 218983, 437966, 695033, 1390066, 15985759, 31971518]

約数ペア:

[(1, 31971518), (2, 15985759), (23, 1390066), (46, 695033), (73, 437966), (146, 218983), (1679, 19042), (3358, 9521)]