20870528

素因数分解:

$2^7\times 7^1\times {\mathrm{23293}}^1$

素因数の和:23314

約数の個数: 32

約数和(自身を含む): 47519760

約数和(自身を除く): 26649232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23293, 46586, 93172, 163051, 186344, 326102, 372688, 652204, 745376, 1304408, 1490752, 2608816, 2981504, 5217632, 10435264, 20870528]

約数ペア:

[(1, 20870528), (2, 10435264), (4, 5217632), (7, 2981504), (8, 2608816), (14, 1490752), (16, 1304408), (28, 745376), (32, 652204), (56, 372688), (64, 326102), (112, 186344), (128, 163051), (224, 93172), (448, 46586), (896, 23293)]