20459065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 28200960

約数和(自身を除く): 7741895

約数列:

[1, 5, 11, 29, 55, 101, 127, 145, 319, 505, 635, 1111, 1397, 1595, 2929, 3683, 5555, 6985, 12827, 14645, 18415, 32219, 40513, 64135, 141097, 161095, 202565, 371983, 705485, 1859915, 4091813, 20459065]

約数ペア:

[(1, 20459065), (5, 4091813), (11, 1859915), (29, 705485), (55, 371983), (101, 202565), (127, 161095), (145, 141097), (319, 64135), (505, 40513), (635, 32219), (1111, 18415), (1397, 14645), (1595, 12827), (2929, 6985), (3683, 5555)]