128208352

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{210869}}^1$

素因数の和:210898

約数の個数: 24

約数和(自身を含む): 265696200

約数和(自身を除く): 137487848

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 210869, 421738, 843476, 1686952, 3373904, 4006511, 6747808, 8013022, 16026044, 32052088, 64104176, 128208352]

約数ペア:

[(1, 128208352), (2, 64104176), (4, 32052088), (8, 16026044), (16, 8013022), (19, 6747808), (32, 4006511), (38, 3373904), (76, 1686952), (152, 843476), (304, 421738), (608, 210869)]