19189072

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2347}}^1$

素因数の和:2435

約数の個数: 40

約数和(自身を含む): 43090496

約数和(自身を除く): 23901424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 2347, 4088, 4694, 8176, 9388, 16429, 18776, 32858, 37552, 65716, 131432, 171331, 262864, 342662, 685324, 1199317, 1370648, 2398634, 2741296, 4797268, 9594536, 19189072]

約数ペア:

[(1, 19189072), (2, 9594536), (4, 4797268), (7, 2741296), (8, 2398634), (14, 1370648), (16, 1199317), (28, 685324), (56, 342662), (73, 262864), (112, 171331), (146, 131432), (292, 65716), (511, 37552), (584, 32858), (1022, 18776), (1168, 16429), (2044, 9388), (2347, 8176), (4088, 4694)]