18522764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 36832320

約数和(自身を除く): 18309556

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 71, 116, 142, 173, 284, 346, 377, 692, 754, 923, 1508, 1846, 2059, 2249, 3692, 4118, 4498, 5017, 8236, 8996, 10034, 12283, 20068, 24566, 26767, 49132, 53534, 65221, 107068, 130442, 159679, 260884, 319358, 356207, 638716, 712414, 1424828, 4630691, 9261382, 18522764]

約数ペア:

[(1, 18522764), (2, 9261382), (4, 4630691), (13, 1424828), (26, 712414), (29, 638716), (52, 356207), (58, 319358), (71, 260884), (116, 159679), (142, 130442), (173, 107068), (284, 65221), (346, 53534), (377, 49132), (692, 26767), (754, 24566), (923, 20068), (1508, 12283), (1846, 10034), (2059, 8996), (2249, 8236), (3692, 5017), (4118, 4498)]