19667349

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1571}}^1$

素因数の和:1697

約数の個数: 24

約数和(自身を含む): 30899232

約数和(自身を除く): 11231883

約数列:

[1, 3, 9, 13, 39, 107, 117, 321, 963, 1391, 1571, 4173, 4713, 12519, 14139, 20423, 61269, 168097, 183807, 504291, 1512873, 2185261, 6555783, 19667349]

約数ペア:

[(1, 19667349), (3, 6555783), (9, 2185261), (13, 1512873), (39, 504291), (107, 183807), (117, 168097), (321, 61269), (963, 20423), (1391, 14139), (1571, 12519), (4173, 4713)]