19292075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 36

約数和(自身を含む): 27335304

約数和(自身を除く): 8043229

約数列:

[1, 5, 11, 25, 31, 55, 73, 155, 275, 341, 365, 775, 803, 961, 1705, 1825, 2263, 4015, 4805, 8525, 10571, 11315, 20075, 24025, 24893, 52855, 56575, 70153, 124465, 264275, 350765, 622325, 771683, 1753825, 3858415, 19292075]

約数ペア:

[(1, 19292075), (5, 3858415), (11, 1753825), (25, 771683), (31, 622325), (55, 350765), (73, 264275), (155, 124465), (275, 70153), (341, 56575), (365, 52855), (775, 24893), (803, 24025), (961, 20075), (1705, 11315), (1825, 10571), (2263, 8525), (4015, 4805)]