19310768

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{38933}}^1$

素因数の和:38972

約数の個数: 20

約数和(自身を含む): 38622528

約数和(自身を除く): 19311760

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 38933, 77866, 155732, 311464, 622928, 1206923, 2413846, 4827692, 9655384, 19310768]

約数ペア:

[(1, 19310768), (2, 9655384), (4, 4827692), (8, 2413846), (16, 1206923), (31, 622928), (62, 311464), (124, 155732), (248, 77866), (496, 38933)]