20280768

素因数分解:

$2^6\times 3^1\times {\mathrm{53}}^1\times {\mathrm{1993}}^1$

素因数の和:2061

約数の個数: 56

約数和(自身を含む): 54699408

約数和(自身を除く): 34418640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 159, 192, 212, 318, 424, 636, 848, 1272, 1696, 1993, 2544, 3392, 3986, 5088, 5979, 7972, 10176, 11958, 15944, 23916, 31888, 47832, 63776, 95664, 105629, 127552, 191328, 211258, 316887, 382656, 422516, 633774, 845032, 1267548, 1690064, 2535096, 3380128, 5070192, 6760256, 10140384, 20280768]

約数ペア:

[(1, 20280768), (2, 10140384), (3, 6760256), (4, 5070192), (6, 3380128), (8, 2535096), (12, 1690064), (16, 1267548), (24, 845032), (32, 633774), (48, 422516), (53, 382656), (64, 316887), (96, 211258), (106, 191328), (159, 127552), (192, 105629), (212, 95664), (318, 63776), (424, 47832), (636, 31888), (848, 23916), (1272, 15944), (1696, 11958), (1993, 10176), (2544, 7972), (3392, 5979), (3986, 5088)]