19158518792

素因数分解:

$2^3\times 7^1\times {\mathrm{1103}}^1\times {\mathrm{310169}}^1$

素因数の和:311285

約数の個数: 32

約数和(自身を含む): 41091321600

約数和(自身を除く): 21932802808

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1103, 2206, 4412, 7721, 8824, 15442, 30884, 61768, 310169, 620338, 1240676, 2171183, 2481352, 4342366, 8684732, 17369464, 342116407, 684232814, 1368465628, 2394814849, 2736931256, 4789629698, 9579259396, 19158518792]

約数ペア:

[(1, 19158518792), (2, 9579259396), (4, 4789629698), (7, 2736931256), (8, 2394814849), (14, 1368465628), (28, 684232814), (56, 342116407), (1103, 17369464), (2206, 8684732), (4412, 4342366), (7721, 2481352), (8824, 2171183), (15442, 1240676), (30884, 620338), (61768, 310169)]