20235632

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:441

約数の個数: 40

約数和(自身を含む): 40674480

約数和(自身を除く): 20438848

約数列:

[1, 2, 4, 8, 16, 41, 82, 109, 164, 218, 283, 328, 436, 566, 656, 872, 1132, 1744, 2264, 4469, 4528, 8938, 11603, 17876, 23206, 30847, 35752, 46412, 61694, 71504, 92824, 123388, 185648, 246776, 493552, 1264727, 2529454, 5058908, 10117816, 20235632]

約数ペア:

[(1, 20235632), (2, 10117816), (4, 5058908), (8, 2529454), (16, 1264727), (41, 493552), (82, 246776), (109, 185648), (164, 123388), (218, 92824), (283, 71504), (328, 61694), (436, 46412), (566, 35752), (656, 30847), (872, 23206), (1132, 17876), (1744, 11603), (2264, 8938), (4469, 4528)]