20262170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2269}}^1$

素因数の和:2342

約数の個数: 32

約数和(自身を含む): 39225600

約数和(自身を除く): 18963430

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 2269, 4465, 4538, 8930, 11345, 22690, 43111, 86222, 106643, 213286, 215555, 431110, 533215, 1066430, 2026217, 4052434, 10131085, 20262170]

約数ペア:

[(1, 20262170), (2, 10131085), (5, 4052434), (10, 2026217), (19, 1066430), (38, 533215), (47, 431110), (94, 215555), (95, 213286), (190, 106643), (235, 86222), (470, 43111), (893, 22690), (1786, 11345), (2269, 8930), (4465, 4538)]