19259968

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3307}}^1$

素因数の和:3339

約数の個数: 56

約数和(自身を含む): 47052992

約数和(自身を除く): 27793024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 3307, 5824, 6614, 13228, 23149, 26456, 42991, 46298, 52912, 85982, 92596, 105824, 171964, 185192, 211648, 300937, 343928, 370384, 601874, 687856, 740768, 1203748, 1375712, 1481536, 2407496, 2751424, 4814992, 9629984, 19259968]

約数ペア:

[(1, 19259968), (2, 9629984), (4, 4814992), (7, 2751424), (8, 2407496), (13, 1481536), (14, 1375712), (16, 1203748), (26, 740768), (28, 687856), (32, 601874), (52, 370384), (56, 343928), (64, 300937), (91, 211648), (104, 185192), (112, 171964), (182, 105824), (208, 92596), (224, 85982), (364, 52912), (416, 46298), (448, 42991), (728, 26456), (832, 23149), (1456, 13228), (2912, 6614), (3307, 5824)]