20403844658

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{669901}}^1$

素因数の和:670157

約数の個数: 16

約数和(自身を含む): 31118287704

約数和(自身を除く): 10714443046

約数列:

[1, 2, 97, 157, 194, 314, 15229, 30458, 669901, 1339802, 64980397, 105174457, 129960794, 210348914, 10201922329, 20403844658]

約数ペア:

[(1, 20403844658), (2, 10201922329), (97, 210348914), (157, 129960794), (194, 105174457), (314, 64980397), (15229, 1339802), (30458, 669901)]