30827956

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:656

約数の個数: 36

約数和(自身を含む): 58577988

約数和(自身を除く): 27750032

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 361, 577, 703, 722, 1154, 1406, 1444, 2308, 2812, 10963, 13357, 21349, 21926, 26714, 42698, 43852, 53428, 85396, 208297, 405631, 416594, 811262, 833188, 1622524, 7706989, 15413978, 30827956]

約数ペア:

[(1, 30827956), (2, 15413978), (4, 7706989), (19, 1622524), (37, 833188), (38, 811262), (74, 416594), (76, 405631), (148, 208297), (361, 85396), (577, 53428), (703, 43852), (722, 42698), (1154, 26714), (1406, 21926), (1444, 21349), (2308, 13357), (2812, 10963)]