19005476997

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{545711}}^1$

素因数の和:545793

約数の個数: 32

約数和(自身を含む): 29337477120

約数和(自身を除く): 10332000123

約数列:

[1, 3, 13, 19, 39, 47, 57, 141, 247, 611, 741, 893, 1833, 2679, 11609, 34827, 545711, 1637133, 7094243, 10368509, 21282729, 25648417, 31105527, 76945251, 134790617, 333429421, 404371851, 487319923, 1000288263, 1461959769, 6335158999, 19005476997]

約数ペア:

[(1, 19005476997), (3, 6335158999), (13, 1461959769), (19, 1000288263), (39, 487319923), (47, 404371851), (57, 333429421), (141, 134790617), (247, 76945251), (611, 31105527), (741, 25648417), (893, 21282729), (1833, 10368509), (2679, 7094243), (11609, 1637133), (34827, 545711)]