20171327990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16670519}}^1$

素因数の和:16670548

約数の個数: 24

約数和(自身を含む): 39909224880

約数和(自身を除く): 19737896890

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 16670519, 33341038, 83352595, 166705190, 183375709, 366751418, 916878545, 1833757090, 2017132799, 4034265598, 10085663995, 20171327990]

約数ペア:

[(1, 20171327990), (2, 10085663995), (5, 4034265598), (10, 2017132799), (11, 1833757090), (22, 916878545), (55, 366751418), (110, 183375709), (121, 166705190), (242, 83352595), (605, 33341038), (1210, 16670519)]