18380258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1283}}^1$

素因数の和:1346

約数の個数: 32

約数和(自身を含む): 32356800

約数和(自身を除く): 13976542

約数列:

[1, 2, 13, 19, 26, 29, 38, 58, 247, 377, 494, 551, 754, 1102, 1283, 2566, 7163, 14326, 16679, 24377, 33358, 37207, 48754, 74414, 316901, 483691, 633802, 706933, 967382, 1413866, 9190129, 18380258]

約数ペア:

[(1, 18380258), (2, 9190129), (13, 1413866), (19, 967382), (26, 706933), (29, 633802), (38, 483691), (58, 316901), (247, 74414), (377, 48754), (494, 37207), (551, 33358), (754, 24377), (1102, 16679), (1283, 14326), (2566, 7163)]