17420650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{26801}}^1$

素因数の和:26826

約数の個数: 24

約数和(自身を含む): 34896204

約数和(自身を除く): 17475554

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 26801, 53602, 134005, 268010, 348413, 670025, 696826, 1340050, 1742065, 3484130, 8710325, 17420650]

約数ペア:

[(1, 17420650), (2, 8710325), (5, 3484130), (10, 1742065), (13, 1340050), (25, 696826), (26, 670025), (50, 348413), (65, 268010), (130, 134005), (325, 53602), (650, 26801)]