20000974

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{21323}}^1$

素因数の和:21399

約数の個数: 16

約数和(自身を含む): 34800768

約数和(自身を除く): 14799794

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 21323, 42646, 149261, 298522, 1428641, 2857282, 10000487, 20000974]

約数ペア:

[(1, 20000974), (2, 10000487), (7, 2857282), (14, 1428641), (67, 298522), (134, 149261), (469, 42646), (938, 21323)]