20286848

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{9323}}^1$

素因数の和:9354

約数の個数: 32

約数和(自身を含む): 42797160

約数和(自身を除く): 22510312

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9323, 18646, 37292, 74584, 149168, 158491, 298336, 316982, 596672, 633964, 1193344, 1267928, 2535856, 5071712, 10143424, 20286848]

約数ペア:

[(1, 20286848), (2, 10143424), (4, 5071712), (8, 2535856), (16, 1267928), (17, 1193344), (32, 633964), (34, 596672), (64, 316982), (68, 298336), (128, 158491), (136, 149168), (272, 74584), (544, 37292), (1088, 18646), (2176, 9323)]