15678974864

素因数分解:

$2^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1021831}}^1$

素因数の和:1021983

約数の個数: 40

約数和(自身を含む): 34971178368

約数和(自身を除く): 19292203504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 137, 274, 548, 959, 1096, 1918, 2192, 3836, 7672, 15344, 1021831, 2043662, 4087324, 7152817, 8174648, 14305634, 16349296, 28611268, 57222536, 114445072, 139990847, 279981694, 559963388, 979935929, 1119926776, 1959871858, 2239853552, 3919743716, 7839487432, 15678974864]

約数ペア:

[(1, 15678974864), (2, 7839487432), (4, 3919743716), (7, 2239853552), (8, 1959871858), (14, 1119926776), (16, 979935929), (28, 559963388), (56, 279981694), (112, 139990847), (137, 114445072), (274, 57222536), (548, 28611268), (959, 16349296), (1096, 14305634), (1918, 8174648), (2192, 7152817), (3836, 4087324), (7672, 2043662), (15344, 1021831)]