12978824

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{829}}^1$

素因数の和:957

約数の個数: 32

約数和(自身を含む): 25896000

約数和(自身を除く): 12917176

約数列:

[1, 2, 4, 8, 19, 38, 76, 103, 152, 206, 412, 824, 829, 1658, 1957, 3316, 3914, 6632, 7828, 15656, 15751, 31502, 63004, 85387, 126008, 170774, 341548, 683096, 1622353, 3244706, 6489412, 12978824]

約数ペア:

[(1, 12978824), (2, 6489412), (4, 3244706), (8, 1622353), (19, 683096), (38, 341548), (76, 170774), (103, 126008), (152, 85387), (206, 63004), (412, 31502), (824, 15751), (829, 15656), (1658, 7828), (1957, 6632), (3316, 3914)]