18383868

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 144

約数和(自身を含む): 55014400

約数和(自身を除く): 36630532

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 27, 31, 34, 36, 38, 51, 54, 57, 62, 68, 76, 93, 102, 108, 114, 124, 153, 171, 186, 204, 228, 279, 289, 306, 323, 342, 372, 459, 513, 527, 558, 578, 589, 612, 646, 684, 837, 867, 918, 969, 1026, 1054, 1116, 1156, 1178, 1292, 1581, 1674, 1734, 1767, 1836, 1938, 2052, 2108, 2356, 2601, 2907, 3162, 3348, 3468, 3534, 3876, 4743, 5202, 5301, 5491, 5814, 6324, 7068, 7803, 8721, 8959, 9486, 10013, 10404, 10602, 10982, 11628, 14229, 15606, 15903, 16473, 17442, 17918, 18972, 20026, 21204, 21964, 26877, 28458, 30039, 31212, 31806, 32946, 34884, 35836, 40052, 49419, 53754, 56916, 60078, 63612, 65892, 80631, 90117, 98838, 107508, 120156, 148257, 161262, 170221, 180234, 197676, 241893, 270351, 296514, 322524, 340442, 360468, 483786, 510663, 540702, 593028, 680884, 967572, 1021326, 1081404, 1531989, 2042652, 3063978, 4595967, 6127956, 9191934, 18383868]

約数ペア:

[(1, 18383868), (2, 9191934), (3, 6127956), (4, 4595967), (6, 3063978), (9, 2042652), (12, 1531989), (17, 1081404), (18, 1021326), (19, 967572), (27, 680884), (31, 593028), (34, 540702), (36, 510663), (38, 483786), (51, 360468), (54, 340442), (57, 322524), (62, 296514), (68, 270351), (76, 241893), (93, 197676), (102, 180234), (108, 170221), (114, 161262), (124, 148257), (153, 120156), (171, 107508), (186, 98838), (204, 90117), (228, 80631), (279, 65892), (289, 63612), (306, 60078), (323, 56916), (342, 53754), (372, 49419), (459, 40052), (513, 35836), (527, 34884), (558, 32946), (578, 31806), (589, 31212), (612, 30039), (646, 28458), (684, 26877), (837, 21964), (867, 21204), (918, 20026), (969, 18972), (1026, 17918), (1054, 17442), (1116, 16473), (1156, 15903), (1178, 15606), (1292, 14229), (1581, 11628), (1674, 10982), (1734, 10602), (1767, 10404), (1836, 10013), (1938, 9486), (2052, 8959), (2108, 8721), (2356, 7803), (2601, 7068), (2907, 6324), (3162, 5814), (3348, 5491), (3468, 5301), (3534, 5202), (3876, 4743)]