19933990544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{8443}}^1\times {\mathrm{11351}}^1$

素因数の和:19815

約数の個数: 40

約数和(自身を含む): 41601628992

約数和(自身を除く): 21667638448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 8443, 11351, 16886, 22702, 33772, 45404, 67544, 90808, 109759, 135088, 147563, 181616, 219518, 295126, 439036, 590252, 878072, 1180504, 1756144, 2361008, 95836493, 191672986, 383345972, 766691944, 1245874409, 1533383888, 2491748818, 4983497636, 9966995272, 19933990544]

約数ペア:

[(1, 19933990544), (2, 9966995272), (4, 4983497636), (8, 2491748818), (13, 1533383888), (16, 1245874409), (26, 766691944), (52, 383345972), (104, 191672986), (208, 95836493), (8443, 2361008), (11351, 1756144), (16886, 1180504), (22702, 878072), (33772, 590252), (45404, 439036), (67544, 295126), (90808, 219518), (109759, 181616), (135088, 147563)]