20638656

素因数分解:

$2^6\times 3^2\times {\mathrm{35831}}^1$

素因数の和:35849

約数の個数: 42

約数和(自身を含む): 59158632

約数和(自身を除く): 38519976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 35831, 71662, 107493, 143324, 214986, 286648, 322479, 429972, 573296, 644958, 859944, 1146592, 1289916, 1719888, 2293184, 2579832, 3439776, 5159664, 6879552, 10319328, 20638656]

約数ペア:

[(1, 20638656), (2, 10319328), (3, 6879552), (4, 5159664), (6, 3439776), (8, 2579832), (9, 2293184), (12, 1719888), (16, 1289916), (18, 1146592), (24, 859944), (32, 644958), (36, 573296), (48, 429972), (64, 322479), (72, 286648), (96, 214986), (144, 143324), (192, 107493), (288, 71662), (576, 35831)]