18696279042

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1\times {\mathrm{2789}}^1$

素因数の和:3528

約数の個数: 96

約数和(自身を含む): 46943245440

約数和(自身を除く): 28246966398

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 83, 126, 166, 249, 498, 581, 641, 747, 1162, 1282, 1494, 1743, 1923, 2789, 3486, 3846, 4487, 5229, 5578, 5769, 8367, 8974, 10458, 11538, 13461, 16734, 19523, 25101, 26922, 39046, 40383, 50202, 53203, 58569, 80766, 106406, 117138, 159609, 175707, 231487, 319218, 351414, 372421, 462974, 478827, 694461, 744842, 957654, 1117263, 1388922, 1620409, 1787749, 2083383, 2234526, 3240818, 3351789, 3575498, 4166766, 4861227, 5363247, 6703578, 9722454, 10726494, 12514243, 14583681, 16089741, 25028486, 29167362, 32179482, 37542729, 75085458, 112628187, 148383167, 225256374, 296766334, 445149501, 890299002, 1038682169, 1335448503, 2077364338, 2670897006, 3116046507, 6232093014, 9348139521, 18696279042]

約数ペア:

[(1, 18696279042), (2, 9348139521), (3, 6232093014), (6, 3116046507), (7, 2670897006), (9, 2077364338), (14, 1335448503), (18, 1038682169), (21, 890299002), (42, 445149501), (63, 296766334), (83, 225256374), (126, 148383167), (166, 112628187), (249, 75085458), (498, 37542729), (581, 32179482), (641, 29167362), (747, 25028486), (1162, 16089741), (1282, 14583681), (1494, 12514243), (1743, 10726494), (1923, 9722454), (2789, 6703578), (3486, 5363247), (3846, 4861227), (4487, 4166766), (5229, 3575498), (5578, 3351789), (5769, 3240818), (8367, 2234526), (8974, 2083383), (10458, 1787749), (11538, 1620409), (13461, 1388922), (16734, 1117263), (19523, 957654), (25101, 744842), (26922, 694461), (39046, 478827), (40383, 462974), (50202, 372421), (53203, 351414), (58569, 319218), (80766, 231487), (106406, 175707), (117138, 159609)]