19245655

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2447}}^1$

素因数の和:2487

約数の個数: 24

約数和(自身を含む): 27349056

約数和(自身を除く): 8103401

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 2447, 7865, 12235, 26917, 31811, 134585, 159055, 296087, 349921, 1480435, 1749605, 3849131, 19245655]

約数ペア:

[(1, 19245655), (5, 3849131), (11, 1749605), (13, 1480435), (55, 349921), (65, 296087), (121, 159055), (143, 134585), (605, 31811), (715, 26917), (1573, 12235), (2447, 7865)]