20621030

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 38694240

約数和(自身を除く): 18073210

約数列:

[1, 2, 5, 10, 29, 58, 145, 211, 290, 337, 422, 674, 1055, 1685, 2110, 3370, 6119, 9773, 12238, 19546, 30595, 48865, 61190, 71107, 97730, 142214, 355535, 711070, 2062103, 4124206, 10310515, 20621030]

約数ペア:

[(1, 20621030), (2, 10310515), (5, 4124206), (10, 2062103), (29, 711070), (58, 355535), (145, 142214), (211, 97730), (290, 71107), (337, 61190), (422, 48865), (674, 30595), (1055, 19546), (1685, 12238), (2110, 9773), (3370, 6119)]