19127493

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3943}}^1$

素因数の和:3974

約数の個数: 36

約数和(自身を含む): 35070048

約数和(自身を除く): 15942555

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 3943, 4851, 11829, 27601, 35487, 43373, 82803, 130119, 193207, 248409, 303611, 390357, 579621, 910833, 1738863, 2125277, 2732499, 6375831, 19127493]

約数ペア:

[(1, 19127493), (3, 6375831), (7, 2732499), (9, 2125277), (11, 1738863), (21, 910833), (33, 579621), (49, 390357), (63, 303611), (77, 248409), (99, 193207), (147, 130119), (231, 82803), (441, 43373), (539, 35487), (693, 27601), (1617, 11829), (3943, 4851)]