19089148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^2$

素因数の和:314

約数の個数: 36

約数和(自身を含む): 38143560

約数和(自身を除く): 19054412

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 139, 247, 278, 494, 556, 988, 1807, 2641, 3614, 5282, 7228, 10564, 19321, 34333, 38642, 68666, 77284, 137332, 251173, 367099, 502346, 734198, 1004692, 1468396, 4772287, 9544574, 19089148]

約数ペア:

[(1, 19089148), (2, 9544574), (4, 4772287), (13, 1468396), (19, 1004692), (26, 734198), (38, 502346), (52, 367099), (76, 251173), (139, 137332), (247, 77284), (278, 68666), (494, 38642), (556, 34333), (988, 19321), (1807, 10564), (2641, 7228), (3614, 5282)]