18985152

素因数分解:

$2^6\times 3^1\times {\mathrm{61}}^1\times {\mathrm{1621}}^1$

素因数の和:1697

約数の個数: 56

約数和(自身を含む): 51086512

約数和(自身を除く): 32101360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 64, 96, 122, 183, 192, 244, 366, 488, 732, 976, 1464, 1621, 1952, 2928, 3242, 3904, 4863, 5856, 6484, 9726, 11712, 12968, 19452, 25936, 38904, 51872, 77808, 98881, 103744, 155616, 197762, 296643, 311232, 395524, 593286, 791048, 1186572, 1582096, 2373144, 3164192, 4746288, 6328384, 9492576, 18985152]

約数ペア:

[(1, 18985152), (2, 9492576), (3, 6328384), (4, 4746288), (6, 3164192), (8, 2373144), (12, 1582096), (16, 1186572), (24, 791048), (32, 593286), (48, 395524), (61, 311232), (64, 296643), (96, 197762), (122, 155616), (183, 103744), (192, 98881), (244, 77808), (366, 51872), (488, 38904), (732, 25936), (976, 19452), (1464, 12968), (1621, 11712), (1952, 9726), (2928, 6484), (3242, 5856), (3904, 4863)]