18912828

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7541}}^1$

素因数の和:7578

約数の個数: 48

約数和(自身を含む): 50682240

約数和(自身を除く): 31769412

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 418, 627, 836, 1254, 2508, 7541, 15082, 22623, 30164, 45246, 82951, 90492, 143279, 165902, 248853, 286558, 331804, 429837, 497706, 573116, 859674, 995412, 1576069, 1719348, 3152138, 4728207, 6304276, 9456414, 18912828]

約数ペア:

[(1, 18912828), (2, 9456414), (3, 6304276), (4, 4728207), (6, 3152138), (11, 1719348), (12, 1576069), (19, 995412), (22, 859674), (33, 573116), (38, 497706), (44, 429837), (57, 331804), (66, 286558), (76, 248853), (114, 165902), (132, 143279), (209, 90492), (228, 82951), (418, 45246), (627, 30164), (836, 22623), (1254, 15082), (2508, 7541)]