18336526

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{293}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 31116960

約数和(自身を除く): 12780434

約数列:

[1, 2, 13, 26, 29, 58, 83, 166, 293, 377, 586, 754, 1079, 2158, 2407, 3809, 4814, 7618, 8497, 16994, 24319, 31291, 48638, 62582, 110461, 220922, 316147, 632294, 705251, 1410502, 9168263, 18336526]

約数ペア:

[(1, 18336526), (2, 9168263), (13, 1410502), (26, 705251), (29, 632294), (58, 316147), (83, 220922), (166, 110461), (293, 62582), (377, 48638), (586, 31291), (754, 24319), (1079, 16994), (2158, 8497), (2407, 7618), (3809, 4814)]