20791836

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:336

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 38478564

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 59, 78, 108, 117, 118, 156, 177, 234, 236, 251, 351, 354, 468, 502, 531, 702, 708, 753, 767, 1004, 1062, 1404, 1506, 1534, 1593, 2124, 2259, 2301, 3012, 3068, 3186, 3263, 4518, 4602, 6372, 6526, 6777, 6903, 9036, 9204, 9789, 13052, 13554, 13806, 14809, 19578, 20709, 27108, 27612, 29367, 29618, 39156, 41418, 44427, 58734, 59236, 82836, 88101, 88854, 117468, 133281, 176202, 177708, 192517, 266562, 352404, 385034, 399843, 533124, 577551, 770068, 799686, 1155102, 1599372, 1732653, 2310204, 3465306, 5197959, 6930612, 10395918, 20791836]

約数ペア:

[(1, 20791836), (2, 10395918), (3, 6930612), (4, 5197959), (6, 3465306), (9, 2310204), (12, 1732653), (13, 1599372), (18, 1155102), (26, 799686), (27, 770068), (36, 577551), (39, 533124), (52, 399843), (54, 385034), (59, 352404), (78, 266562), (108, 192517), (117, 177708), (118, 176202), (156, 133281), (177, 117468), (234, 88854), (236, 88101), (251, 82836), (351, 59236), (354, 58734), (468, 44427), (502, 41418), (531, 39156), (702, 29618), (708, 29367), (753, 27612), (767, 27108), (1004, 20709), (1062, 19578), (1404, 14809), (1506, 13806), (1534, 13554), (1593, 13052), (2124, 9789), (2259, 9204), (2301, 9036), (3012, 6903), (3068, 6777), (3186, 6526), (3263, 6372), (4518, 4602)]