18722912

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{45007}}^1$

素因数の和:45030

約数の個数: 24

約数和(自身を含む): 39697056

約数和(自身を除く): 20974144

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 45007, 90014, 180028, 360056, 585091, 720112, 1170182, 1440224, 2340364, 4680728, 9361456, 18722912]

約数ペア:

[(1, 18722912), (2, 9361456), (4, 4680728), (8, 2340364), (13, 1440224), (16, 1170182), (26, 720112), (32, 585091), (52, 360056), (104, 180028), (208, 90014), (416, 45007)]