19712328

素因数分解:

$2^3\times 3^1\times {\mathrm{317}}^1\times {\mathrm{2591}}^1$

素因数の和:2917

約数の個数: 32

約数和(自身を含む): 49455360

約数和(自身を除く): 29743032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 317, 634, 951, 1268, 1902, 2536, 2591, 3804, 5182, 7608, 7773, 10364, 15546, 20728, 31092, 62184, 821347, 1642694, 2464041, 3285388, 4928082, 6570776, 9856164, 19712328]

約数ペア:

[(1, 19712328), (2, 9856164), (3, 6570776), (4, 4928082), (6, 3285388), (8, 2464041), (12, 1642694), (24, 821347), (317, 62184), (634, 31092), (951, 20728), (1268, 15546), (1902, 10364), (2536, 7773), (2591, 7608), (3804, 5182)]