12812518

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3923}}^1$

素因数の和:4019

約数の個数: 16

約数和(自身を含む): 20342016

約数和(自身を除く): 7529498

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 3923, 7846, 90229, 180458, 278533, 557066, 6406259, 12812518]

約数ペア:

[(1, 12812518), (2, 6406259), (23, 557066), (46, 278533), (71, 180458), (142, 90229), (1633, 7846), (3266, 3923)]