19463031

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 35251200

約数和(自身を除く): 15788169

約数列:

[1, 3, 7, 9, 21, 27, 29, 53, 63, 67, 87, 159, 189, 201, 203, 261, 371, 469, 477, 603, 609, 783, 1113, 1407, 1431, 1537, 1809, 1827, 1943, 3339, 3551, 4221, 4611, 5481, 5829, 10017, 10653, 10759, 12663, 13601, 13833, 17487, 24857, 31959, 32277, 40803, 41499, 52461, 74571, 95877, 96831, 102979, 122409, 223713, 290493, 308937, 367227, 671139, 720853, 926811, 2162559, 2780433, 6487677, 19463031]

約数ペア:

[(1, 19463031), (3, 6487677), (7, 2780433), (9, 2162559), (21, 926811), (27, 720853), (29, 671139), (53, 367227), (63, 308937), (67, 290493), (87, 223713), (159, 122409), (189, 102979), (201, 96831), (203, 95877), (261, 74571), (371, 52461), (469, 41499), (477, 40803), (603, 32277), (609, 31959), (783, 24857), (1113, 17487), (1407, 13833), (1431, 13601), (1537, 12663), (1809, 10759), (1827, 10653), (1943, 10017), (3339, 5829), (3551, 5481), (4221, 4611)]