16321986

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{1901}}^1$

素因数の和:1968

約数の個数: 40

約数和(自身を含む): 37283004

約数和(自身を除く): 20961018

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 1901, 2862, 3802, 4293, 5703, 8586, 11406, 17109, 34218, 51327, 100753, 102654, 153981, 201506, 302259, 307962, 604518, 906777, 1813554, 2720331, 5440662, 8160993, 16321986]

約数ペア:

[(1, 16321986), (2, 8160993), (3, 5440662), (6, 2720331), (9, 1813554), (18, 906777), (27, 604518), (53, 307962), (54, 302259), (81, 201506), (106, 153981), (159, 102654), (162, 100753), (318, 51327), (477, 34218), (954, 17109), (1431, 11406), (1901, 8586), (2862, 5703), (3802, 4293)]