19492866580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19853}}^1\times {\mathrm{4463}}^1$

素因数の和:24336

約数の個数: 48

約数和(自身を含む): 44668641024

約数和(自身を除く): 25175774444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 4463, 8926, 17852, 19853, 22315, 39706, 44630, 49093, 79412, 89260, 98186, 99265, 196372, 198530, 218383, 245465, 397060, 436766, 490930, 873532, 981860, 1091915, 2183830, 4367660, 88603939, 177207878, 354415756, 443019695, 886039390, 974643329, 1772078780, 1949286658, 3898573316, 4873216645, 9746433290, 19492866580]

約数ペア:

[(1, 19492866580), (2, 9746433290), (4, 4873216645), (5, 3898573316), (10, 1949286658), (11, 1772078780), (20, 974643329), (22, 886039390), (44, 443019695), (55, 354415756), (110, 177207878), (220, 88603939), (4463, 4367660), (8926, 2183830), (17852, 1091915), (19853, 981860), (22315, 873532), (39706, 490930), (44630, 436766), (49093, 397060), (79412, 245465), (89260, 218383), (98186, 198530), (99265, 196372)]