220393628

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{605477}}^1$

素因数の和:605501

約数の個数: 24

約数和(自身を含む): 474694752

約数和(自身を除く): 254301124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 605477, 1210954, 2421908, 4238339, 7871201, 8476678, 15742402, 16953356, 31484804, 55098407, 110196814, 220393628]

約数ペア:

[(1, 220393628), (2, 110196814), (4, 55098407), (7, 31484804), (13, 16953356), (14, 15742402), (26, 8476678), (28, 7871201), (52, 4238339), (91, 2421908), (182, 1210954), (364, 605477)]