19109330

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61643}}^1$

素因数の和:61681

約数の個数: 16

約数和(自身を含む): 35506944

約数和(自身を除く): 16397614

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 61643, 123286, 308215, 616430, 1910933, 3821866, 9554665, 19109330]

約数ペア:

[(1, 19109330), (2, 9554665), (5, 3821866), (10, 1910933), (31, 616430), (62, 308215), (155, 123286), (310, 61643)]