221342512

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{234473}}^1$

素因数の和:234540

約数の個数: 20

約数和(自身を含む): 436121640

約数和(自身を除く): 214779128

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 234473, 468946, 937892, 1875784, 3751568, 13833907, 27667814, 55335628, 110671256, 221342512]

約数ペア:

[(1, 221342512), (2, 110671256), (4, 55335628), (8, 27667814), (16, 13833907), (59, 3751568), (118, 1875784), (236, 937892), (472, 468946), (944, 234473)]