19414724

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 40212480

約数和(自身を除く): 20797756

約数列:

[1, 2, 4, 7, 14, 28, 67, 79, 131, 134, 158, 262, 268, 316, 469, 524, 553, 917, 938, 1106, 1834, 1876, 2212, 3668, 5293, 8777, 10349, 10586, 17554, 20698, 21172, 35108, 37051, 41396, 61439, 72443, 74102, 122878, 144886, 148204, 245756, 289772, 693383, 1386766, 2773532, 4853681, 9707362, 19414724]

約数ペア:

[(1, 19414724), (2, 9707362), (4, 4853681), (7, 2773532), (14, 1386766), (28, 693383), (67, 289772), (79, 245756), (131, 148204), (134, 144886), (158, 122878), (262, 74102), (268, 72443), (316, 61439), (469, 41396), (524, 37051), (553, 35108), (917, 21172), (938, 20698), (1106, 17554), (1834, 10586), (1876, 10349), (2212, 8777), (3668, 5293)]