18897350068

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{40189}}^1$

素因数の和:40504

約数の個数: 48

約数和(自身を含む): 36460368000

約数和(自身を除く): 17563017932

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 269, 437, 538, 874, 1076, 1748, 5111, 6187, 10222, 12374, 20444, 24748, 40189, 80378, 117553, 160756, 235106, 470212, 763591, 924347, 1527182, 1848694, 3054364, 3697388, 10810841, 17562593, 21621682, 35125186, 43243364, 70250372, 205405979, 248649343, 410811958, 497298686, 821623916, 994597372, 4724337517, 9448675034, 18897350068]

約数ペア:

[(1, 18897350068), (2, 9448675034), (4, 4724337517), (19, 994597372), (23, 821623916), (38, 497298686), (46, 410811958), (76, 248649343), (92, 205405979), (269, 70250372), (437, 43243364), (538, 35125186), (874, 21621682), (1076, 17562593), (1748, 10810841), (5111, 3697388), (6187, 3054364), (10222, 1848694), (12374, 1527182), (20444, 924347), (24748, 763591), (40189, 470212), (80378, 235106), (117553, 160756)]