19718226

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1879}}^1$

素因数の和:1951

約数の個数: 48

約数和(自身を含む): 47511360

約数和(自身を除く): 27793134

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 53, 66, 99, 106, 159, 198, 318, 477, 583, 954, 1166, 1749, 1879, 3498, 3758, 5247, 5637, 10494, 11274, 16911, 20669, 33822, 41338, 62007, 99587, 124014, 186021, 199174, 298761, 372042, 597522, 896283, 1095457, 1792566, 2190914, 3286371, 6572742, 9859113, 19718226]

約数ペア:

[(1, 19718226), (2, 9859113), (3, 6572742), (6, 3286371), (9, 2190914), (11, 1792566), (18, 1095457), (22, 896283), (33, 597522), (53, 372042), (66, 298761), (99, 199174), (106, 186021), (159, 124014), (198, 99587), (318, 62007), (477, 41338), (583, 33822), (954, 20669), (1166, 16911), (1749, 11274), (1879, 10494), (3498, 5637), (3758, 5247)]