19870293648

素因数分解:

$2^4\times 3^1\times {\mathrm{109}}^1\times {\mathrm{443}}^1\times {\mathrm{8573}}^1$

素因数の和:9136

約数の個数: 80

約数和(自身を含む): 51925515840

約数和(自身を除く): 32055222192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 109, 218, 327, 436, 443, 654, 872, 886, 1308, 1329, 1744, 1772, 2616, 2658, 3544, 5232, 5316, 7088, 8573, 10632, 17146, 21264, 25719, 34292, 48287, 51438, 68584, 96574, 102876, 137168, 144861, 193148, 205752, 289722, 386296, 411504, 579444, 772592, 934457, 1158888, 1868914, 2317776, 2803371, 3737828, 3797839, 5606742, 7475656, 7595678, 11213484, 11393517, 14951312, 15191356, 22426968, 22787034, 30382712, 44853936, 45574068, 60765424, 91148136, 182296272, 413964451, 827928902, 1241893353, 1655857804, 2483786706, 3311715608, 4967573412, 6623431216, 9935146824, 19870293648]

約数ペア:

[(1, 19870293648), (2, 9935146824), (3, 6623431216), (4, 4967573412), (6, 3311715608), (8, 2483786706), (12, 1655857804), (16, 1241893353), (24, 827928902), (48, 413964451), (109, 182296272), (218, 91148136), (327, 60765424), (436, 45574068), (443, 44853936), (654, 30382712), (872, 22787034), (886, 22426968), (1308, 15191356), (1329, 14951312), (1744, 11393517), (1772, 11213484), (2616, 7595678), (2658, 7475656), (3544, 5606742), (5232, 3797839), (5316, 3737828), (7088, 2803371), (8573, 2317776), (10632, 1868914), (17146, 1158888), (21264, 934457), (25719, 772592), (34292, 579444), (48287, 411504), (51438, 386296), (68584, 289722), (96574, 205752), (102876, 193148), (137168, 144861)]