18404502

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 40325040

約数和(自身を除く): 21920538

約数列:

[1, 2, 3, 6, 19, 29, 38, 57, 58, 87, 114, 174, 293, 361, 551, 586, 722, 879, 1083, 1102, 1653, 1758, 2166, 3306, 5567, 8497, 10469, 11134, 16701, 16994, 20938, 25491, 31407, 33402, 50982, 62814, 105773, 161443, 211546, 317319, 322886, 484329, 634638, 968658, 3067417, 6134834, 9202251, 18404502]

約数ペア:

[(1, 18404502), (2, 9202251), (3, 6134834), (6, 3067417), (19, 968658), (29, 634638), (38, 484329), (57, 322886), (58, 317319), (87, 211546), (114, 161443), (174, 105773), (293, 62814), (361, 50982), (551, 33402), (586, 31407), (722, 25491), (879, 20938), (1083, 16994), (1102, 16701), (1653, 11134), (1758, 10469), (2166, 8497), (3306, 5567)]