138052016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{200657}}^1$

素因数の和:200708

約数の個数: 20

約数和(自身を含む): 273697512

約数和(自身を除く): 135645496

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 200657, 401314, 802628, 1605256, 3210512, 8628251, 17256502, 34513004, 69026008, 138052016]

約数ペア:

[(1, 138052016), (2, 69026008), (4, 34513004), (8, 17256502), (16, 8628251), (43, 3210512), (86, 1605256), (172, 802628), (344, 401314), (688, 200657)]