19619664

素因数分解:

$2^4\times 3^1\times {\mathrm{408743}}^1$

素因数の和:408754

約数の個数: 20

約数和(自身を含む): 50684256

約数和(自身を除く): 31064592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 408743, 817486, 1226229, 1634972, 2452458, 3269944, 4904916, 6539888, 9809832, 19619664]

約数ペア:

[(1, 19619664), (2, 9809832), (3, 6539888), (4, 4904916), (6, 3269944), (8, 2452458), (12, 1634972), (16, 1226229), (24, 817486), (48, 408743)]