18823938

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1489}}^1$

素因数の和:1551

約数の個数: 48

約数和(自身を含む): 44843040

約数和(自身を除く): 26019102

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 49, 86, 98, 129, 147, 258, 294, 301, 602, 903, 1489, 1806, 2107, 2978, 4214, 4467, 6321, 8934, 10423, 12642, 20846, 31269, 62538, 64027, 72961, 128054, 145922, 192081, 218883, 384162, 437766, 448189, 896378, 1344567, 2689134, 3137323, 6274646, 9411969, 18823938]

約数ペア:

[(1, 18823938), (2, 9411969), (3, 6274646), (6, 3137323), (7, 2689134), (14, 1344567), (21, 896378), (42, 448189), (43, 437766), (49, 384162), (86, 218883), (98, 192081), (129, 145922), (147, 128054), (258, 72961), (294, 64027), (301, 62538), (602, 31269), (903, 20846), (1489, 12642), (1806, 10423), (2107, 8934), (2978, 6321), (4214, 4467)]