205909444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{487}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 399426048

約数和(自身を除く): 193516604

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 173, 188, 346, 487, 611, 692, 974, 1222, 1948, 2249, 2444, 4498, 6331, 8131, 8996, 12662, 16262, 22889, 25324, 32524, 45778, 84251, 91556, 105703, 168502, 211406, 297557, 337004, 422812, 595114, 1095263, 1190228, 2190526, 3959797, 4381052, 7919594, 15839188, 51477361, 102954722, 205909444]

約数ペア:

[(1, 205909444), (2, 102954722), (4, 51477361), (13, 15839188), (26, 7919594), (47, 4381052), (52, 3959797), (94, 2190526), (173, 1190228), (188, 1095263), (346, 595114), (487, 422812), (611, 337004), (692, 297557), (974, 211406), (1222, 168502), (1948, 105703), (2249, 91556), (2444, 84251), (4498, 45778), (6331, 32524), (8131, 25324), (8996, 22889), (12662, 16262)]