19352872

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 45878400

約数和(自身を除く): 26525528

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 89, 154, 178, 308, 353, 356, 616, 623, 706, 712, 979, 1246, 1412, 1958, 2471, 2492, 2824, 3883, 3916, 4942, 4984, 6853, 7766, 7832, 9884, 13706, 15532, 19768, 27181, 27412, 31064, 31417, 54362, 54824, 62834, 108724, 125668, 217448, 219919, 251336, 345587, 439838, 691174, 879676, 1382348, 1759352, 2419109, 2764696, 4838218, 9676436, 19352872]

約数ペア:

[(1, 19352872), (2, 9676436), (4, 4838218), (7, 2764696), (8, 2419109), (11, 1759352), (14, 1382348), (22, 879676), (28, 691174), (44, 439838), (56, 345587), (77, 251336), (88, 219919), (89, 217448), (154, 125668), (178, 108724), (308, 62834), (353, 54824), (356, 54362), (616, 31417), (623, 31064), (706, 27412), (712, 27181), (979, 19768), (1246, 15532), (1412, 13706), (1958, 9884), (2471, 7832), (2492, 7766), (2824, 6853), (3883, 4984), (3916, 4942)]