28195848

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{20611}}^1$

素因数の和:20642

約数の個数: 48

約数和(自身を含む): 80386800

約数和(自身を除く): 52190952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 20611, 41222, 61833, 82444, 123666, 164888, 185499, 247332, 370998, 391609, 494664, 741996, 783218, 1174827, 1483992, 1566436, 2349654, 3132872, 3524481, 4699308, 7048962, 9398616, 14097924, 28195848]

約数ペア:

[(1, 28195848), (2, 14097924), (3, 9398616), (4, 7048962), (6, 4699308), (8, 3524481), (9, 3132872), (12, 2349654), (18, 1566436), (19, 1483992), (24, 1174827), (36, 783218), (38, 741996), (57, 494664), (72, 391609), (76, 370998), (114, 247332), (152, 185499), (171, 164888), (228, 123666), (342, 82444), (456, 61833), (684, 41222), (1368, 20611)]