19115152

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1657}}^1$

素因数の和:1775

約数の個数: 40

約数和(自身を含む): 42763136

約数和(自身を除く): 23647984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 206, 412, 721, 824, 1442, 1648, 1657, 2884, 3314, 5768, 6628, 11536, 11599, 13256, 23198, 26512, 46396, 92792, 170671, 185584, 341342, 682684, 1194697, 1365368, 2389394, 2730736, 4778788, 9557576, 19115152]

約数ペア:

[(1, 19115152), (2, 9557576), (4, 4778788), (7, 2730736), (8, 2389394), (14, 1365368), (16, 1194697), (28, 682684), (56, 341342), (103, 185584), (112, 170671), (206, 92792), (412, 46396), (721, 26512), (824, 23198), (1442, 13256), (1648, 11599), (1657, 11536), (2884, 6628), (3314, 5768)]