201481904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{968663}}^1$

素因数の和:968684

約数の個数: 20

約数和(自身を含む): 420400176

約数和(自身を除く): 218918272

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 968663, 1937326, 3874652, 7749304, 12592619, 15498608, 25185238, 50370476, 100740952, 201481904]

約数ペア:

[(1, 201481904), (2, 100740952), (4, 50370476), (8, 25185238), (13, 15498608), (16, 12592619), (26, 7749304), (52, 3874652), (104, 1937326), (208, 968663)]