15031888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:475

約数の個数: 40

約数和(自身を含む): 30935520

約数和(自身を除く): 15903632

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 197, 251, 304, 394, 502, 788, 1004, 1576, 2008, 3152, 3743, 4016, 4769, 7486, 9538, 14972, 19076, 29944, 38152, 49447, 59888, 76304, 98894, 197788, 395576, 791152, 939493, 1878986, 3757972, 7515944, 15031888]

約数ペア:

[(1, 15031888), (2, 7515944), (4, 3757972), (8, 1878986), (16, 939493), (19, 791152), (38, 395576), (76, 197788), (152, 98894), (197, 76304), (251, 59888), (304, 49447), (394, 38152), (502, 29944), (788, 19076), (1004, 14972), (1576, 9538), (2008, 7486), (3152, 4769), (3743, 4016)]