17926552

素因数分解:

$2^3\times 7^3\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 40320000

約数和(自身を除く): 22393448

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 98, 139, 188, 196, 278, 329, 343, 376, 392, 556, 658, 686, 973, 1112, 1316, 1372, 1946, 2303, 2632, 2744, 3892, 4606, 6533, 6811, 7784, 9212, 13066, 13622, 16121, 18424, 26132, 27244, 32242, 45731, 47677, 52264, 54488, 64484, 91462, 95354, 128968, 182924, 190708, 320117, 365848, 381416, 640234, 1280468, 2240819, 2560936, 4481638, 8963276, 17926552]

約数ペア:

[(1, 17926552), (2, 8963276), (4, 4481638), (7, 2560936), (8, 2240819), (14, 1280468), (28, 640234), (47, 381416), (49, 365848), (56, 320117), (94, 190708), (98, 182924), (139, 128968), (188, 95354), (196, 91462), (278, 64484), (329, 54488), (343, 52264), (376, 47677), (392, 45731), (556, 32242), (658, 27244), (686, 26132), (973, 18424), (1112, 16121), (1316, 13622), (1372, 13066), (1946, 9212), (2303, 7784), (2632, 6811), (2744, 6533), (3892, 4606)]