18918816

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{599}}^1$

素因数の和:666

約数の個数: 96

約数和(自身を含む): 58060800

約数和(自身を除く): 39141984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 84, 94, 96, 112, 141, 168, 188, 224, 282, 329, 336, 376, 564, 599, 658, 672, 752, 987, 1128, 1198, 1316, 1504, 1797, 1974, 2256, 2396, 2632, 3594, 3948, 4193, 4512, 4792, 5264, 7188, 7896, 8386, 9584, 10528, 12579, 14376, 15792, 16772, 19168, 25158, 28153, 28752, 31584, 33544, 50316, 56306, 57504, 67088, 84459, 100632, 112612, 134176, 168918, 197071, 201264, 225224, 337836, 394142, 402528, 450448, 591213, 675672, 788284, 900896, 1182426, 1351344, 1576568, 2364852, 2702688, 3153136, 4729704, 6306272, 9459408, 18918816]

約数ペア:

[(1, 18918816), (2, 9459408), (3, 6306272), (4, 4729704), (6, 3153136), (7, 2702688), (8, 2364852), (12, 1576568), (14, 1351344), (16, 1182426), (21, 900896), (24, 788284), (28, 675672), (32, 591213), (42, 450448), (47, 402528), (48, 394142), (56, 337836), (84, 225224), (94, 201264), (96, 197071), (112, 168918), (141, 134176), (168, 112612), (188, 100632), (224, 84459), (282, 67088), (329, 57504), (336, 56306), (376, 50316), (564, 33544), (599, 31584), (658, 28752), (672, 28153), (752, 25158), (987, 19168), (1128, 16772), (1198, 15792), (1316, 14376), (1504, 12579), (1797, 10528), (1974, 9584), (2256, 8386), (2396, 7896), (2632, 7188), (3594, 5264), (3948, 4792), (4193, 4512)]