19191996

素因数分解:

$2^2\times 3^2\times {\mathrm{533111}}^1$

素因数の和:533121

約数の個数: 18

約数和(自身を含む): 48513192

約数和(自身を除く): 29321196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 533111, 1066222, 1599333, 2132444, 3198666, 4797999, 6397332, 9595998, 19191996]

約数ペア:

[(1, 19191996), (2, 9595998), (3, 6397332), (4, 4797999), (6, 3198666), (9, 2132444), (12, 1599333), (18, 1066222), (36, 533111)]