18055730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 41057280

約数和(自身を除く): 23001550

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 131, 154, 179, 262, 358, 385, 655, 770, 895, 917, 1253, 1310, 1441, 1790, 1834, 1969, 2506, 2882, 3938, 4585, 6265, 7205, 9170, 9845, 10087, 12530, 13783, 14410, 19690, 20174, 23449, 27566, 46898, 50435, 68915, 100870, 117245, 137830, 164143, 234490, 257939, 328286, 515878, 820715, 1289695, 1641430, 1805573, 2579390, 3611146, 9027865, 18055730]

約数ペア:

[(1, 18055730), (2, 9027865), (5, 3611146), (7, 2579390), (10, 1805573), (11, 1641430), (14, 1289695), (22, 820715), (35, 515878), (55, 328286), (70, 257939), (77, 234490), (110, 164143), (131, 137830), (154, 117245), (179, 100870), (262, 68915), (358, 50435), (385, 46898), (655, 27566), (770, 23449), (895, 20174), (917, 19690), (1253, 14410), (1310, 13783), (1441, 12530), (1790, 10087), (1834, 9845), (1969, 9170), (2506, 7205), (2882, 6265), (3938, 4585)]