20413432

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{593}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 41413680

約数和(自身を除く): 21000248

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 331, 593, 662, 1186, 1324, 2372, 2648, 4303, 4744, 7709, 8606, 15418, 17212, 30836, 34424, 61672, 196283, 392566, 785132, 1570264, 2551679, 5103358, 10206716, 20413432]

約数ペア:

[(1, 20413432), (2, 10206716), (4, 5103358), (8, 2551679), (13, 1570264), (26, 785132), (52, 392566), (104, 196283), (331, 61672), (593, 34424), (662, 30836), (1186, 17212), (1324, 15418), (2372, 8606), (2648, 7709), (4303, 4744)]