19724628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21347}}^1$

素因数の和:21372

約数の個数: 48

約数和(自身を含む): 57383424

約数和(自身を除く): 37658796

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 21347, 42694, 64041, 85388, 128082, 149429, 234817, 256164, 298858, 448287, 469634, 597716, 704451, 896574, 939268, 1408902, 1643719, 1793148, 2817804, 3287438, 4931157, 6574876, 9862314, 19724628]

約数ペア:

[(1, 19724628), (2, 9862314), (3, 6574876), (4, 4931157), (6, 3287438), (7, 2817804), (11, 1793148), (12, 1643719), (14, 1408902), (21, 939268), (22, 896574), (28, 704451), (33, 597716), (42, 469634), (44, 448287), (66, 298858), (77, 256164), (84, 234817), (132, 149429), (154, 128082), (231, 85388), (308, 64041), (462, 42694), (924, 21347)]