20213305956

素因数分解:

$2^2\times 3^2\times {\mathrm{163}}^1\times {\mathrm{3444667}}^1$

素因数の和:3444840

約数の個数: 36

約数和(自身を含む): 51408225232

約数和(自身を除く): 31194919276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 163, 326, 489, 652, 978, 1467, 1956, 2934, 5868, 3444667, 6889334, 10334001, 13778668, 20668002, 31002003, 41336004, 62004006, 124008012, 561480721, 1122961442, 1684442163, 2245922884, 3368884326, 5053326489, 6737768652, 10106652978, 20213305956]

約数ペア:

[(1, 20213305956), (2, 10106652978), (3, 6737768652), (4, 5053326489), (6, 3368884326), (9, 2245922884), (12, 1684442163), (18, 1122961442), (36, 561480721), (163, 124008012), (326, 62004006), (489, 41336004), (652, 31002003), (978, 20668002), (1467, 13778668), (1956, 10334001), (2934, 6889334), (5868, 3444667)]