19323664

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{38959}}^1$

素因数の和:38998

約数の個数: 20

約数和(自身を含む): 38648320

約数和(自身を除く): 19324656

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 38959, 77918, 155836, 311672, 623344, 1207729, 2415458, 4830916, 9661832, 19323664]

約数ペア:

[(1, 19323664), (2, 9661832), (4, 4830916), (8, 2415458), (16, 1207729), (31, 623344), (62, 311672), (124, 155836), (248, 77918), (496, 38959)]