19365992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1087}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 38776320

約数和(自身を除く): 19410328

約数列:

[1, 2, 4, 8, 17, 34, 68, 131, 136, 262, 524, 1048, 1087, 2174, 2227, 4348, 4454, 8696, 8908, 17816, 18479, 36958, 73916, 142397, 147832, 284794, 569588, 1139176, 2420749, 4841498, 9682996, 19365992]

約数ペア:

[(1, 19365992), (2, 9682996), (4, 4841498), (8, 2420749), (17, 1139176), (34, 569588), (68, 284794), (131, 147832), (136, 142397), (262, 73916), (524, 36958), (1048, 18479), (1087, 17816), (2174, 8908), (2227, 8696), (4348, 4454)]