20877962

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:570

約数の個数: 32

約数和(自身を含む): 37171200

約数和(自身を除く): 16293238

約数列:

[1, 2, 7, 14, 43, 79, 86, 158, 301, 439, 553, 602, 878, 1106, 3073, 3397, 6146, 6794, 18877, 23779, 34681, 37754, 47558, 69362, 132139, 242767, 264278, 485534, 1491283, 2982566, 10438981, 20877962]

約数ペア:

[(1, 20877962), (2, 10438981), (7, 2982566), (14, 1491283), (43, 485534), (79, 264278), (86, 242767), (158, 132139), (301, 69362), (439, 47558), (553, 37754), (602, 34681), (878, 23779), (1106, 18877), (3073, 6794), (3397, 6146)]