19492712

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{887}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 38041920

約数和(自身を除く): 18549208

約数列:

[1, 2, 4, 8, 41, 67, 82, 134, 164, 268, 328, 536, 887, 1774, 2747, 3548, 5494, 7096, 10988, 21976, 36367, 59429, 72734, 118858, 145468, 237716, 290936, 475432, 2436589, 4873178, 9746356, 19492712]

約数ペア:

[(1, 19492712), (2, 9746356), (4, 4873178), (8, 2436589), (41, 475432), (67, 290936), (82, 237716), (134, 145468), (164, 118858), (268, 72734), (328, 59429), (536, 36367), (887, 21976), (1774, 10988), (2747, 7096), (3548, 5494)]