19756504

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2203}}^1$

素因数の和:2287

約数の個数: 32

約数和(自身を含む): 39672000

約数和(自身を除く): 19915496

約数列:

[1, 2, 4, 8, 19, 38, 59, 76, 118, 152, 236, 472, 1121, 2203, 2242, 4406, 4484, 8812, 8968, 17624, 41857, 83714, 129977, 167428, 259954, 334856, 519908, 1039816, 2469563, 4939126, 9878252, 19756504]

約数ペア:

[(1, 19756504), (2, 9878252), (4, 4939126), (8, 2469563), (19, 1039816), (38, 519908), (59, 334856), (76, 259954), (118, 167428), (152, 129977), (236, 83714), (472, 41857), (1121, 17624), (2203, 8968), (2242, 8812), (4406, 4484)]