19204328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16787}}^1$

素因数の和:16817

約数の個数: 32

約数和(自身を含む): 42305760

約数和(自身を除く): 23101432

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 16787, 33574, 67148, 134296, 184657, 218231, 369314, 436462, 738628, 872924, 1477256, 1745848, 2400541, 4801082, 9602164, 19204328]

約数ペア:

[(1, 19204328), (2, 9602164), (4, 4801082), (8, 2400541), (11, 1745848), (13, 1477256), (22, 872924), (26, 738628), (44, 436462), (52, 369314), (88, 218231), (104, 184657), (143, 134296), (286, 67148), (572, 33574), (1144, 16787)]