18631962

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 41783040

約数和(自身を除く): 23151078

約数列:

[1, 2, 3, 6, 9, 18, 61, 71, 122, 142, 183, 213, 239, 366, 426, 478, 549, 639, 717, 1098, 1278, 1434, 2151, 4302, 4331, 8662, 12993, 14579, 16969, 25986, 29158, 33938, 38979, 43737, 50907, 77958, 87474, 101814, 131211, 152721, 262422, 305442, 1035109, 2070218, 3105327, 6210654, 9315981, 18631962]

約数ペア:

[(1, 18631962), (2, 9315981), (3, 6210654), (6, 3105327), (9, 2070218), (18, 1035109), (61, 305442), (71, 262422), (122, 152721), (142, 131211), (183, 101814), (213, 87474), (239, 77958), (366, 50907), (426, 43737), (478, 38979), (549, 33938), (639, 29158), (717, 25986), (1098, 16969), (1278, 14579), (1434, 12993), (2151, 8662), (4302, 4331)]