20453030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1201}}^1$

素因数の和:1352

約数の個数: 32

約数和(自身を含む): 39983328

約数和(自身を除く): 19530298

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 262, 655, 1201, 1310, 1703, 2402, 3406, 6005, 8515, 12010, 15613, 17030, 31226, 78065, 156130, 157331, 314662, 786655, 1573310, 2045303, 4090606, 10226515, 20453030]

約数ペア:

[(1, 20453030), (2, 10226515), (5, 4090606), (10, 2045303), (13, 1573310), (26, 786655), (65, 314662), (130, 157331), (131, 156130), (262, 78065), (655, 31226), (1201, 17030), (1310, 15613), (1703, 12010), (2402, 8515), (3406, 6005)]