18005728

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43283}}^1$

素因数の和:43306

約数の個数: 24

約数和(自身を含む): 38176488

約数和(自身を除く): 20170760

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 43283, 86566, 173132, 346264, 562679, 692528, 1125358, 1385056, 2250716, 4501432, 9002864, 18005728]

約数ペア:

[(1, 18005728), (2, 9002864), (4, 4501432), (8, 2250716), (13, 1385056), (16, 1125358), (26, 692528), (32, 562679), (52, 346264), (104, 173132), (208, 86566), (416, 43283)]