87988604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{22469}}^1$

素因数の和:22573

約数の個数: 24

約数和(自身を含む): 169873200

約数和(自身を除く): 81884596

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 22469, 44938, 89876, 247159, 494318, 988636, 1999741, 3999482, 7998964, 21997151, 43994302, 87988604]

約数ペア:

[(1, 87988604), (2, 43994302), (4, 21997151), (11, 7998964), (22, 3999482), (44, 1999741), (89, 988636), (178, 494318), (356, 247159), (979, 89876), (1958, 44938), (3916, 22469)]