16861436

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1489}}^1$

素因数の和:1661

約数の個数: 24

約数和(自身を含む): 31290000

約数和(自身を除く): 14428564

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 596, 1489, 2831, 2978, 5662, 5956, 11324, 28291, 56582, 113164, 221861, 443722, 887444, 4215359, 8430718, 16861436]

約数ペア:

[(1, 16861436), (2, 8430718), (4, 4215359), (19, 887444), (38, 443722), (76, 221861), (149, 113164), (298, 56582), (596, 28291), (1489, 11324), (2831, 5956), (2978, 5662)]