18909684

素因数分解:

$2^2\times 3^2\times {\mathrm{317}}^1\times {\mathrm{1657}}^1$

素因数の和:1984

約数の個数: 36

約数和(自身を含む): 47979204

約数和(自身を除く): 29069520

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 317, 634, 951, 1268, 1657, 1902, 2853, 3314, 3804, 4971, 5706, 6628, 9942, 11412, 14913, 19884, 29826, 59652, 525269, 1050538, 1575807, 2101076, 3151614, 4727421, 6303228, 9454842, 18909684]

約数ペア:

[(1, 18909684), (2, 9454842), (3, 6303228), (4, 4727421), (6, 3151614), (9, 2101076), (12, 1575807), (18, 1050538), (36, 525269), (317, 59652), (634, 29826), (951, 19884), (1268, 14913), (1657, 11412), (1902, 9942), (2853, 6628), (3314, 5706), (3804, 4971)]