20595904

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1483}}^1$

素因数の和:1533

約数の個数: 56

約数和(自身を含む): 48247808

約数和(自身を除く): 27651904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1483, 1736, 1984, 2966, 3472, 5932, 6944, 10381, 11864, 13888, 20762, 23728, 41524, 45973, 47456, 83048, 91946, 94912, 166096, 183892, 321811, 332192, 367784, 643622, 664384, 735568, 1287244, 1471136, 2574488, 2942272, 5148976, 10297952, 20595904]

約数ペア:

[(1, 20595904), (2, 10297952), (4, 5148976), (7, 2942272), (8, 2574488), (14, 1471136), (16, 1287244), (28, 735568), (31, 664384), (32, 643622), (56, 367784), (62, 332192), (64, 321811), (112, 183892), (124, 166096), (217, 94912), (224, 91946), (248, 83048), (434, 47456), (448, 45973), (496, 41524), (868, 23728), (992, 20762), (1483, 13888), (1736, 11864), (1984, 10381), (2966, 6944), (3472, 5932)]