19721682

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{37781}}^1$

素因数の和:37818

約数の個数: 24

約数和(自身を含む): 44204940

約数和(自身を除く): 24483258

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 37781, 75562, 113343, 226686, 340029, 680058, 1095649, 2191298, 3286947, 6573894, 9860841, 19721682]

約数ペア:

[(1, 19721682), (2, 9860841), (3, 6573894), (6, 3286947), (9, 2191298), (18, 1095649), (29, 680058), (58, 340029), (87, 226686), (174, 113343), (261, 75562), (522, 37781)]