19935696

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2221}}^1$

素因数の和:2260

約数の個数: 80

約数和(自身を含む): 59514048

約数和(自身を除く): 39578352

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 88, 102, 132, 136, 176, 187, 204, 264, 272, 374, 408, 528, 561, 748, 816, 1122, 1496, 2221, 2244, 2992, 4442, 4488, 6663, 8884, 8976, 13326, 17768, 24431, 26652, 35536, 37757, 48862, 53304, 73293, 75514, 97724, 106608, 113271, 146586, 151028, 195448, 226542, 293172, 302056, 390896, 415327, 453084, 586344, 604112, 830654, 906168, 1172688, 1245981, 1661308, 1812336, 2491962, 3322616, 4983924, 6645232, 9967848, 19935696]

約数ペア:

[(1, 19935696), (2, 9967848), (3, 6645232), (4, 4983924), (6, 3322616), (8, 2491962), (11, 1812336), (12, 1661308), (16, 1245981), (17, 1172688), (22, 906168), (24, 830654), (33, 604112), (34, 586344), (44, 453084), (48, 415327), (51, 390896), (66, 302056), (68, 293172), (88, 226542), (102, 195448), (132, 151028), (136, 146586), (176, 113271), (187, 106608), (204, 97724), (264, 75514), (272, 73293), (374, 53304), (408, 48862), (528, 37757), (561, 35536), (748, 26652), (816, 24431), (1122, 17768), (1496, 13326), (2221, 8976), (2244, 8884), (2992, 6663), (4442, 4488)]