20546816

素因数分解:

$2^8\times {\mathrm{83}}^1\times {\mathrm{967}}^1$

素因数の和:1066

約数の個数: 36

約数和(自身を含む): 41550432

約数和(自身を除く): 21003616

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 256, 332, 664, 967, 1328, 1934, 2656, 3868, 5312, 7736, 10624, 15472, 21248, 30944, 61888, 80261, 123776, 160522, 247552, 321044, 642088, 1284176, 2568352, 5136704, 10273408, 20546816]

約数ペア:

[(1, 20546816), (2, 10273408), (4, 5136704), (8, 2568352), (16, 1284176), (32, 642088), (64, 321044), (83, 247552), (128, 160522), (166, 123776), (256, 80261), (332, 61888), (664, 30944), (967, 21248), (1328, 15472), (1934, 10624), (2656, 7736), (3868, 5312)]