20198176

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:481

約数の個数: 48

約数和(自身を含む): 42620256

約数和(自身を除く): 22422080

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 107, 136, 214, 272, 347, 428, 544, 694, 856, 1388, 1712, 1819, 2776, 3424, 3638, 5552, 5899, 7276, 11104, 11798, 14552, 23596, 29104, 37129, 47192, 58208, 74258, 94384, 148516, 188768, 297032, 594064, 631193, 1188128, 1262386, 2524772, 5049544, 10099088, 20198176]

約数ペア:

[(1, 20198176), (2, 10099088), (4, 5049544), (8, 2524772), (16, 1262386), (17, 1188128), (32, 631193), (34, 594064), (68, 297032), (107, 188768), (136, 148516), (214, 94384), (272, 74258), (347, 58208), (428, 47192), (544, 37129), (694, 29104), (856, 23596), (1388, 14552), (1712, 11798), (1819, 11104), (2776, 7276), (3424, 5899), (3638, 5552)]