20058038

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 41513472

約数和(自身を除く): 21455434

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 43, 77, 86, 91, 143, 154, 182, 233, 286, 301, 466, 473, 559, 602, 946, 1001, 1118, 1631, 2002, 2563, 3029, 3262, 3311, 3913, 5126, 6058, 6149, 6622, 7826, 10019, 12298, 17941, 20038, 21203, 33319, 35882, 42406, 43043, 66638, 70133, 86086, 110209, 130247, 140266, 220418, 233233, 260494, 466466, 771463, 911729, 1432717, 1542926, 1823458, 2865434, 10029019, 20058038]

約数ペア:

[(1, 20058038), (2, 10029019), (7, 2865434), (11, 1823458), (13, 1542926), (14, 1432717), (22, 911729), (26, 771463), (43, 466466), (77, 260494), (86, 233233), (91, 220418), (143, 140266), (154, 130247), (182, 110209), (233, 86086), (286, 70133), (301, 66638), (466, 43043), (473, 42406), (559, 35882), (602, 33319), (946, 21203), (1001, 20038), (1118, 17941), (1631, 12298), (2002, 10019), (2563, 7826), (3029, 6622), (3262, 6149), (3311, 6058), (3913, 5126)]