19408038

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{248821}}^1$

素因数の和:248839

約数の個数: 16

約数和(自身を含む): 41802096

約数和(自身を除く): 22394058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 248821, 497642, 746463, 1492926, 3234673, 6469346, 9704019, 19408038]

約数ペア:

[(1, 19408038), (2, 9704019), (3, 6469346), (6, 3234673), (13, 1492926), (26, 746463), (39, 497642), (78, 248821)]