138213410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{4019}}^1$

素因数の和:4226

約数の個数: 32

約数和(自身を含む): 263390400

約数和(自身を除く): 125176990

約数列:

[1, 2, 5, 10, 19, 38, 95, 181, 190, 362, 905, 1810, 3439, 4019, 6878, 8038, 17195, 20095, 34390, 40190, 76361, 152722, 381805, 727439, 763610, 1454878, 3637195, 7274390, 13821341, 27642682, 69106705, 138213410]

約数ペア:

[(1, 138213410), (2, 69106705), (5, 27642682), (10, 13821341), (19, 7274390), (38, 3637195), (95, 1454878), (181, 763610), (190, 727439), (362, 381805), (905, 152722), (1810, 76361), (3439, 40190), (4019, 34390), (6878, 20095), (8038, 17195)]