203425910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{1861}}^1$

素因数の和:2528

約数の個数: 32

約数和(自身を含む): 388517472

約数和(自身を除く): 185091562

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 643, 1286, 1861, 3215, 3722, 6430, 9305, 10931, 18610, 21862, 31637, 54655, 63274, 109310, 158185, 316370, 1196623, 2393246, 5983115, 11966230, 20342591, 40685182, 101712955, 203425910]

約数ペア:

[(1, 203425910), (2, 101712955), (5, 40685182), (10, 20342591), (17, 11966230), (34, 5983115), (85, 2393246), (170, 1196623), (643, 316370), (1286, 158185), (1861, 109310), (3215, 63274), (3722, 54655), (6430, 31637), (9305, 21862), (10931, 18610)]