19397072

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{39107}}^1$

素因数の和:39146

約数の個数: 20

約数和(自身を含む): 38795136

約数和(自身を除く): 19398064

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 39107, 78214, 156428, 312856, 625712, 1212317, 2424634, 4849268, 9698536, 19397072]

約数ペア:

[(1, 19397072), (2, 9698536), (4, 4849268), (8, 2424634), (16, 1212317), (31, 625712), (62, 312856), (124, 156428), (248, 78214), (496, 39107)]