18357822

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2749}}^1$

素因数の和:2817

約数の個数: 48

約数和(自身を含む): 46332000

約数和(自身を除く): 27974178

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 2749, 3339, 5498, 6678, 8247, 16494, 19243, 24741, 38486, 49482, 57729, 115458, 145697, 173187, 291394, 346374, 437091, 874182, 1019879, 1311273, 2039758, 2622546, 3059637, 6119274, 9178911, 18357822]

約数ペア:

[(1, 18357822), (2, 9178911), (3, 6119274), (6, 3059637), (7, 2622546), (9, 2039758), (14, 1311273), (18, 1019879), (21, 874182), (42, 437091), (53, 346374), (63, 291394), (106, 173187), (126, 145697), (159, 115458), (318, 57729), (371, 49482), (477, 38486), (742, 24741), (954, 19243), (1113, 16494), (2226, 8247), (2749, 6678), (3339, 5498)]