18272984

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{503}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 18015016

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 239, 478, 503, 956, 1006, 1912, 2012, 4024, 4541, 9082, 9557, 18164, 19114, 36328, 38228, 76456, 120217, 240434, 480868, 961736, 2284123, 4568246, 9136492, 18272984]

約数ペア:

[(1, 18272984), (2, 9136492), (4, 4568246), (8, 2284123), (19, 961736), (38, 480868), (76, 240434), (152, 120217), (239, 76456), (478, 38228), (503, 36328), (956, 19114), (1006, 18164), (1912, 9557), (2012, 9082), (4024, 4541)]