19099683820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{324053}}^1$

素因数の和:324490

約数の個数: 48

約数和(自身を含む): 45948264768

約数和(自身を除く): 26848580948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 421, 842, 1684, 2105, 2947, 4210, 5894, 8420, 11788, 14735, 29470, 58940, 324053, 648106, 1296212, 1620265, 2268371, 3240530, 4536742, 6481060, 9073484, 11341855, 22683710, 45367420, 136426313, 272852626, 545705252, 682131565, 954984191, 1364263130, 1909968382, 2728526260, 3819936764, 4774920955, 9549841910, 19099683820]

約数ペア:

[(1, 19099683820), (2, 9549841910), (4, 4774920955), (5, 3819936764), (7, 2728526260), (10, 1909968382), (14, 1364263130), (20, 954984191), (28, 682131565), (35, 545705252), (70, 272852626), (140, 136426313), (421, 45367420), (842, 22683710), (1684, 11341855), (2105, 9073484), (2947, 6481060), (4210, 4536742), (5894, 3240530), (8420, 2268371), (11788, 1620265), (14735, 1296212), (29470, 648106), (58940, 324053)]