221724794

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{881}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 361972800

約数和(自身を除く): 140248006

約数列:

[1, 2, 19, 37, 38, 74, 179, 358, 703, 881, 1406, 1762, 3401, 6623, 6802, 13246, 16739, 32597, 33478, 65194, 125837, 157699, 251674, 315398, 619343, 1238686, 2996281, 5834863, 5992562, 11669726, 110862397, 221724794]

約数ペア:

[(1, 221724794), (2, 110862397), (19, 11669726), (37, 5992562), (38, 5834863), (74, 2996281), (179, 1238686), (358, 619343), (703, 315398), (881, 251674), (1406, 157699), (1762, 125837), (3401, 65194), (6623, 33478), (6802, 32597), (13246, 16739)]