19797860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{58229}}^1$

素因数の和:58255

約数の個数: 24

約数和(自身を含む): 44021880

約数和(自身を除く): 24224020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 58229, 116458, 232916, 291145, 582290, 989893, 1164580, 1979786, 3959572, 4949465, 9898930, 19797860]

約数ペア:

[(1, 19797860), (2, 9898930), (4, 4949465), (5, 3959572), (10, 1979786), (17, 1164580), (20, 989893), (34, 582290), (68, 291145), (85, 232916), (170, 116458), (340, 58229)]