19390976

素因数分解:

$2^9\times {\mathrm{11}}^2\times {\mathrm{313}}^1$

素因数の和:353

約数の個数: 60

約数和(自身を含む): 42722526

約数和(自身を除く): 23331550

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 128, 176, 242, 256, 313, 352, 484, 512, 626, 704, 968, 1252, 1408, 1936, 2504, 2816, 3443, 3872, 5008, 5632, 6886, 7744, 10016, 13772, 15488, 20032, 27544, 30976, 37873, 40064, 55088, 61952, 75746, 80128, 110176, 151492, 160256, 220352, 302984, 440704, 605968, 881408, 1211936, 1762816, 2423872, 4847744, 9695488, 19390976]

約数ペア:

[(1, 19390976), (2, 9695488), (4, 4847744), (8, 2423872), (11, 1762816), (16, 1211936), (22, 881408), (32, 605968), (44, 440704), (64, 302984), (88, 220352), (121, 160256), (128, 151492), (176, 110176), (242, 80128), (256, 75746), (313, 61952), (352, 55088), (484, 40064), (512, 37873), (626, 30976), (704, 27544), (968, 20032), (1252, 15488), (1408, 13772), (1936, 10016), (2504, 7744), (2816, 6886), (3443, 5632), (3872, 5008)]