20792679908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5192977}}^1$

素因数の和:5193012

約数の個数: 48

約数和(自身を含む): 48855537024

約数和(自身を除く): 28062857116

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 5192977, 10385954, 20771908, 36350839, 57122747, 67508701, 72701678, 114245494, 135017402, 145403356, 228490988, 270034804, 399859229, 472560907, 742595711, 799718458, 945121814, 1485191422, 1599436916, 1890243628, 2970382844, 5198169977, 10396339954, 20792679908]

約数ペア:

[(1, 20792679908), (2, 10396339954), (4, 5198169977), (7, 2970382844), (11, 1890243628), (13, 1599436916), (14, 1485191422), (22, 945121814), (26, 799718458), (28, 742595711), (44, 472560907), (52, 399859229), (77, 270034804), (91, 228490988), (143, 145403356), (154, 135017402), (182, 114245494), (286, 72701678), (308, 67508701), (364, 57122747), (572, 36350839), (1001, 20771908), (2002, 10385954), (4004, 5192977)]