19677528

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21023}}^1$

素因数の和:21048

約数の個数: 48

約数和(自身を含む): 57395520

約数和(自身を除く): 37717992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 21023, 42046, 63069, 84092, 126138, 168184, 189207, 252276, 273299, 378414, 504552, 546598, 756828, 819897, 1093196, 1513656, 1639794, 2186392, 2459691, 3279588, 4919382, 6559176, 9838764, 19677528]

約数ペア:

[(1, 19677528), (2, 9838764), (3, 6559176), (4, 4919382), (6, 3279588), (8, 2459691), (9, 2186392), (12, 1639794), (13, 1513656), (18, 1093196), (24, 819897), (26, 756828), (36, 546598), (39, 504552), (52, 378414), (72, 273299), (78, 252276), (104, 189207), (117, 168184), (156, 126138), (234, 84092), (312, 63069), (468, 42046), (936, 21023)]