19853372

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{883}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 43959552

約数和(自身を除く): 24106180

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 73, 77, 146, 154, 292, 308, 511, 803, 883, 1022, 1606, 1766, 2044, 3212, 3532, 5621, 6181, 9713, 11242, 12362, 19426, 22484, 24724, 38852, 64459, 67991, 128918, 135982, 257836, 271964, 451213, 709049, 902426, 1418098, 1804852, 2836196, 4963343, 9926686, 19853372]

約数ペア:

[(1, 19853372), (2, 9926686), (4, 4963343), (7, 2836196), (11, 1804852), (14, 1418098), (22, 902426), (28, 709049), (44, 451213), (73, 271964), (77, 257836), (146, 135982), (154, 128918), (292, 67991), (308, 64459), (511, 38852), (803, 24724), (883, 22484), (1022, 19426), (1606, 12362), (1766, 11242), (2044, 9713), (3212, 6181), (3532, 5621)]