20218880008

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{307}}^1\times {\mathrm{75527}}^1$

素因数の和:75949

約数の個数: 32

約数和(自身を含む): 38383329600

約数和(自身を除く): 18164449592

約数列:

[1, 2, 4, 8, 109, 218, 307, 436, 614, 872, 1228, 2456, 33463, 66926, 75527, 133852, 151054, 267704, 302108, 604216, 8232443, 16464886, 23186789, 32929772, 46373578, 65859544, 92747156, 185494312, 2527360001, 5054720002, 10109440004, 20218880008]

約数ペア:

[(1, 20218880008), (2, 10109440004), (4, 5054720002), (8, 2527360001), (109, 185494312), (218, 92747156), (307, 65859544), (436, 46373578), (614, 32929772), (872, 23186789), (1228, 16464886), (2456, 8232443), (33463, 604216), (66926, 302108), (75527, 267704), (133852, 151054)]