20447552

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:543

約数の個数: 56

約数和(自身を含む): 43891200

約数和(自身を除く): 23443648

約数列:

[1, 2, 4, 8, 16, 23, 29, 32, 46, 58, 64, 92, 116, 184, 232, 368, 464, 479, 667, 736, 928, 958, 1334, 1472, 1856, 1916, 2668, 3832, 5336, 7664, 10672, 11017, 13891, 15328, 21344, 22034, 27782, 30656, 42688, 44068, 55564, 88136, 111128, 176272, 222256, 319493, 352544, 444512, 638986, 705088, 889024, 1277972, 2555944, 5111888, 10223776, 20447552]

約数ペア:

[(1, 20447552), (2, 10223776), (4, 5111888), (8, 2555944), (16, 1277972), (23, 889024), (29, 705088), (32, 638986), (46, 444512), (58, 352544), (64, 319493), (92, 222256), (116, 176272), (184, 111128), (232, 88136), (368, 55564), (464, 44068), (479, 42688), (667, 30656), (736, 27782), (928, 22034), (958, 21344), (1334, 15328), (1472, 13891), (1856, 11017), (1916, 10672), (2668, 7664), (3832, 5336)]