19001672

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{839}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 37800000

約数和(自身を除く): 18798328

約数列:

[1, 2, 4, 8, 19, 38, 76, 149, 152, 298, 596, 839, 1192, 1678, 2831, 3356, 5662, 6712, 11324, 15941, 22648, 31882, 63764, 125011, 127528, 250022, 500044, 1000088, 2375209, 4750418, 9500836, 19001672]

約数ペア:

[(1, 19001672), (2, 9500836), (4, 4750418), (8, 2375209), (19, 1000088), (38, 500044), (76, 250022), (149, 127528), (152, 125011), (298, 63764), (596, 31882), (839, 22648), (1192, 15941), (1678, 11324), (2831, 6712), (3356, 5662)]