20351912

素因数分解:

$2^3\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1601}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 43830720

約数和(自身を除く): 23478808

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 227, 454, 908, 1589, 1601, 1816, 3178, 3202, 6356, 6404, 11207, 12712, 12808, 22414, 44828, 89656, 363427, 726854, 1453708, 2543989, 2907416, 5087978, 10175956, 20351912]

約数ペア:

[(1, 20351912), (2, 10175956), (4, 5087978), (7, 2907416), (8, 2543989), (14, 1453708), (28, 726854), (56, 363427), (227, 89656), (454, 44828), (908, 22414), (1589, 12808), (1601, 12712), (1816, 11207), (3178, 6404), (3202, 6356)]