19775786

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{1013}}^1$

素因数の和:1285

約数の個数: 16

約数和(自身を含む): 30517344

約数和(自身を除く): 10741558

約数列:

[1, 2, 43, 86, 227, 454, 1013, 2026, 9761, 19522, 43559, 87118, 229951, 459902, 9887893, 19775786]

約数ペア:

[(1, 19775786), (2, 9887893), (43, 459902), (86, 229951), (227, 87118), (454, 43559), (1013, 19522), (2026, 9761)]