19097936

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:540

約数の個数: 80

約数和(自身を含む): 46122048

約数和(自身を除く): 27024112

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 374, 442, 491, 572, 748, 884, 982, 1144, 1496, 1768, 1964, 2288, 2431, 2992, 3536, 3928, 4862, 5401, 6383, 7856, 8347, 9724, 10802, 12766, 16694, 19448, 21604, 25532, 33388, 38896, 43208, 51064, 66776, 70213, 86416, 91817, 102128, 108511, 133552, 140426, 183634, 217022, 280852, 367268, 434044, 561704, 734536, 868088, 1123408, 1193621, 1469072, 1736176, 2387242, 4774484, 9548968, 19097936]

約数ペア:

[(1, 19097936), (2, 9548968), (4, 4774484), (8, 2387242), (11, 1736176), (13, 1469072), (16, 1193621), (17, 1123408), (22, 868088), (26, 734536), (34, 561704), (44, 434044), (52, 367268), (68, 280852), (88, 217022), (104, 183634), (136, 140426), (143, 133552), (176, 108511), (187, 102128), (208, 91817), (221, 86416), (272, 70213), (286, 66776), (374, 51064), (442, 43208), (491, 38896), (572, 33388), (748, 25532), (884, 21604), (982, 19448), (1144, 16694), (1496, 12766), (1768, 10802), (1964, 9724), (2288, 8347), (2431, 7856), (2992, 6383), (3536, 5401), (3928, 4862)]