19941246

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2801

約数の個数: 48

約数和(自身を含む): 48048000

約数和(自身を除く): 28106754

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 2749, 3627, 5498, 7254, 8247, 16494, 24741, 35737, 49482, 71474, 85219, 107211, 170438, 214422, 255657, 321633, 511314, 643266, 766971, 1107847, 1533942, 2215694, 3323541, 6647082, 9970623, 19941246]

約数ペア:

[(1, 19941246), (2, 9970623), (3, 6647082), (6, 3323541), (9, 2215694), (13, 1533942), (18, 1107847), (26, 766971), (31, 643266), (39, 511314), (62, 321633), (78, 255657), (93, 214422), (117, 170438), (186, 107211), (234, 85219), (279, 71474), (403, 49482), (558, 35737), (806, 24741), (1209, 16494), (2418, 8247), (2749, 7254), (3627, 5498)]