220147528

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{21617}}^1$

素因数の和:21709

約数の個数: 32

約数和(自身を含む): 441007200

約数和(自身を除く): 220859672

約数列:

[1, 2, 4, 8, 19, 38, 67, 76, 134, 152, 268, 536, 1273, 2546, 5092, 10184, 21617, 43234, 86468, 172936, 410723, 821446, 1448339, 1642892, 2896678, 3285784, 5793356, 11586712, 27518441, 55036882, 110073764, 220147528]

約数ペア:

[(1, 220147528), (2, 110073764), (4, 55036882), (8, 27518441), (19, 11586712), (38, 5793356), (67, 3285784), (76, 2896678), (134, 1642892), (152, 1448339), (268, 821446), (536, 410723), (1273, 172936), (2546, 86468), (5092, 43234), (10184, 21617)]