19521682

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{601}}^1$

素因数の和:861

約数の個数: 16

約数和(自身を含む): 29799000

約数和(自身を除く): 10277318

約数列:

[1, 2, 109, 149, 218, 298, 601, 1202, 16241, 32482, 65509, 89549, 131018, 179098, 9760841, 19521682]

約数ペア:

[(1, 19521682), (2, 9760841), (109, 179098), (149, 131018), (218, 89549), (298, 65509), (601, 32482), (1202, 16241)]