19742115

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 33094656

約数和(自身を除く): 13352541

約数列:

[1, 3, 5, 15, 41, 47, 123, 141, 205, 235, 615, 683, 705, 1927, 2049, 3415, 5781, 9635, 10245, 28003, 28905, 32101, 84009, 96303, 140015, 160505, 420045, 481515, 1316141, 3948423, 6580705, 19742115]

約数ペア:

[(1, 19742115), (3, 6580705), (5, 3948423), (15, 1316141), (41, 481515), (47, 420045), (123, 160505), (141, 140015), (205, 96303), (235, 84009), (615, 32101), (683, 28905), (705, 28003), (1927, 10245), (2049, 9635), (3415, 5781)]