20903112

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 59393880

約数和(自身を除く): 38490768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 73, 82, 97, 123, 146, 164, 194, 219, 246, 291, 292, 328, 369, 388, 438, 492, 582, 584, 657, 738, 776, 873, 876, 984, 1164, 1314, 1476, 1746, 1752, 2328, 2628, 2952, 2993, 3492, 3977, 5256, 5986, 6984, 7081, 7954, 8979, 11931, 11972, 14162, 15908, 17958, 21243, 23862, 23944, 26937, 28324, 31816, 35793, 35916, 42486, 47724, 53874, 56648, 63729, 71586, 71832, 84972, 95448, 107748, 127458, 143172, 169944, 215496, 254916, 286344, 290321, 509832, 580642, 870963, 1161284, 1741926, 2322568, 2612889, 3483852, 5225778, 6967704, 10451556, 20903112]

約数ペア:

[(1, 20903112), (2, 10451556), (3, 6967704), (4, 5225778), (6, 3483852), (8, 2612889), (9, 2322568), (12, 1741926), (18, 1161284), (24, 870963), (36, 580642), (41, 509832), (72, 290321), (73, 286344), (82, 254916), (97, 215496), (123, 169944), (146, 143172), (164, 127458), (194, 107748), (219, 95448), (246, 84972), (291, 71832), (292, 71586), (328, 63729), (369, 56648), (388, 53874), (438, 47724), (492, 42486), (582, 35916), (584, 35793), (657, 31816), (738, 28324), (776, 26937), (873, 23944), (876, 23862), (984, 21243), (1164, 17958), (1314, 15908), (1476, 14162), (1746, 11972), (1752, 11931), (2328, 8979), (2628, 7954), (2952, 7081), (2993, 6984), (3492, 5986), (3977, 5256)]