18049395

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1889}}^1$

素因数の和:1924

約数の個数: 48

約数和(自身を含む): 36197280

約数和(自身を除く): 18147885

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1889, 1911, 3185, 5667, 9445, 9555, 13223, 24557, 28335, 39669, 66115, 73671, 92561, 122785, 171899, 198345, 277683, 368355, 462805, 515697, 859495, 1203293, 1388415, 2578485, 3609879, 6016465, 18049395]

約数ペア:

[(1, 18049395), (3, 6016465), (5, 3609879), (7, 2578485), (13, 1388415), (15, 1203293), (21, 859495), (35, 515697), (39, 462805), (49, 368355), (65, 277683), (91, 198345), (105, 171899), (147, 122785), (195, 92561), (245, 73671), (273, 66115), (455, 39669), (637, 28335), (735, 24557), (1365, 13223), (1889, 9555), (1911, 9445), (3185, 5667)]