18428852860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{365797}}^1$

素因数の和:366046

約数の個数: 48

約数和(自身を含む): 42403304160

約数和(自身を除く): 23974451300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 229, 458, 916, 1145, 2290, 2519, 4580, 5038, 10076, 12595, 25190, 50380, 365797, 731594, 1463188, 1828985, 3657970, 4023767, 7315940, 8047534, 16095068, 20118835, 40237670, 80475340, 83767513, 167535026, 335070052, 418837565, 837675130, 921442643, 1675350260, 1842885286, 3685770572, 4607213215, 9214426430, 18428852860]

約数ペア:

[(1, 18428852860), (2, 9214426430), (4, 4607213215), (5, 3685770572), (10, 1842885286), (11, 1675350260), (20, 921442643), (22, 837675130), (44, 418837565), (55, 335070052), (110, 167535026), (220, 83767513), (229, 80475340), (458, 40237670), (916, 20118835), (1145, 16095068), (2290, 8047534), (2519, 7315940), (4580, 4023767), (5038, 3657970), (10076, 1828985), (12595, 1463188), (25190, 731594), (50380, 365797)]