42605638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{653}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 72044640

約数和(自身を除く): 29439002

約数列:

[1, 2, 17, 19, 34, 38, 101, 202, 323, 646, 653, 1306, 1717, 1919, 3434, 3838, 11101, 12407, 22202, 24814, 32623, 65246, 65953, 131906, 210919, 421838, 1121201, 1253107, 2242402, 2506214, 21302819, 42605638]

約数ペア:

[(1, 42605638), (2, 21302819), (17, 2506214), (19, 2242402), (34, 1253107), (38, 1121201), (101, 421838), (202, 210919), (323, 131906), (646, 65953), (653, 65246), (1306, 32623), (1717, 24814), (1919, 22202), (3434, 12407), (3838, 11101)]