209219608

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{54371}}^1$

素因数の和:54427

約数の個数: 32

約数和(自身を含む): 433888560

約数和(自身を除く): 224668952

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 54371, 108742, 217484, 434968, 706823, 1413646, 2011727, 2827292, 4023454, 5654584, 8046908, 16093816, 26152451, 52304902, 104609804, 209219608]

約数ペア:

[(1, 209219608), (2, 104609804), (4, 52304902), (8, 26152451), (13, 16093816), (26, 8046908), (37, 5654584), (52, 4023454), (74, 2827292), (104, 2011727), (148, 1413646), (296, 706823), (481, 434968), (962, 217484), (1924, 108742), (3848, 54371)]