19251295

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 27426816

約数和(自身を除く): 8175521

約数列:

[1, 5, 7, 35, 61, 71, 127, 305, 355, 427, 497, 635, 889, 2135, 2485, 4331, 4445, 7747, 9017, 21655, 30317, 38735, 45085, 54229, 63119, 151585, 271145, 315595, 550037, 2750185, 3850259, 19251295]

約数ペア:

[(1, 19251295), (5, 3850259), (7, 2750185), (35, 550037), (61, 315595), (71, 271145), (127, 151585), (305, 63119), (355, 54229), (427, 45085), (497, 38735), (635, 30317), (889, 21655), (2135, 9017), (2485, 7747), (4331, 4445)]