20353166

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{1223}}^1$

素因数の和:1435

約数の個数: 16

約数和(自身を含む): 31329504

約数和(自身を除く): 10976338

約数列:

[1, 2, 53, 106, 157, 314, 1223, 2446, 8321, 16642, 64819, 129638, 192011, 384022, 10176583, 20353166]

約数ペア:

[(1, 20353166), (2, 10176583), (53, 384022), (106, 192011), (157, 129638), (314, 64819), (1223, 16642), (2446, 8321)]