19395152

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1103}}^1$

素因数の和:1275

約数の個数: 40

約数和(自身を含む): 43259136

約数和(自身を除く): 23863984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1099, 1103, 1256, 2198, 2206, 2512, 4396, 4412, 7721, 8792, 8824, 15442, 17584, 17648, 30884, 61768, 123536, 173171, 346342, 692684, 1212197, 1385368, 2424394, 2770736, 4848788, 9697576, 19395152]

約数ペア:

[(1, 19395152), (2, 9697576), (4, 4848788), (7, 2770736), (8, 2424394), (14, 1385368), (16, 1212197), (28, 692684), (56, 346342), (112, 173171), (157, 123536), (314, 61768), (628, 30884), (1099, 17648), (1103, 17584), (1256, 15442), (2198, 8824), (2206, 8792), (2512, 7721), (4396, 4412)]