19264359

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 26265600

約数和(自身を除く): 7001241

約数列:

[1, 3, 71, 149, 213, 447, 607, 1821, 10579, 31737, 43097, 90443, 129291, 271329, 6421453, 19264359]

約数ペア:

[(1, 19264359), (3, 6421453), (71, 271329), (149, 129291), (213, 90443), (447, 43097), (607, 31737), (1821, 10579)]