20851185194

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9439}}^1\times {\mathrm{5441}}^1$

素因数の和:14918

約数の個数: 32

約数和(自身を含む): 36988185600

約数和(自身を除く): 16137000406

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 5441, 9439, 10882, 18878, 38087, 66073, 76174, 132146, 157789, 273731, 315578, 547462, 1104523, 1916117, 2209046, 3832234, 51357599, 102715198, 359503193, 719006386, 1489370371, 2978740742, 10425592597, 20851185194]

約数ペア:

[(1, 20851185194), (2, 10425592597), (7, 2978740742), (14, 1489370371), (29, 719006386), (58, 359503193), (203, 102715198), (406, 51357599), (5441, 3832234), (9439, 2209046), (10882, 1916117), (18878, 1104523), (38087, 547462), (66073, 315578), (76174, 273731), (132146, 157789)]