20772752

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1336

約数の個数: 80

約数和(自身を含む): 54079872

約数和(自身を除く): 33307120

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 286, 308, 364, 572, 616, 728, 1001, 1144, 1232, 1297, 1456, 2002, 2288, 2594, 4004, 5188, 8008, 9079, 10376, 14267, 16016, 16861, 18158, 20752, 28534, 33722, 36316, 57068, 67444, 72632, 99869, 114136, 118027, 134888, 145264, 185471, 199738, 228272, 236054, 269776, 370942, 399476, 472108, 741884, 798952, 944216, 1298297, 1483768, 1597904, 1888432, 2596594, 2967536, 5193188, 10386376, 20772752]

約数ペア:

[(1, 20772752), (2, 10386376), (4, 5193188), (7, 2967536), (8, 2596594), (11, 1888432), (13, 1597904), (14, 1483768), (16, 1298297), (22, 944216), (26, 798952), (28, 741884), (44, 472108), (52, 399476), (56, 370942), (77, 269776), (88, 236054), (91, 228272), (104, 199738), (112, 185471), (143, 145264), (154, 134888), (176, 118027), (182, 114136), (208, 99869), (286, 72632), (308, 67444), (364, 57068), (572, 36316), (616, 33722), (728, 28534), (1001, 20752), (1144, 18158), (1232, 16861), (1297, 16016), (1456, 14267), (2002, 10376), (2288, 9079), (2594, 8008), (4004, 5188)]