18557208

素因数分解:

$2^3\times 3^3\times {\mathrm{53}}^1\times {\mathrm{1621}}^1$

素因数の和:1689

約数の個数: 64

約数和(自身を含む): 52552800

約数和(自身を除く): 33995592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 106, 108, 159, 212, 216, 318, 424, 477, 636, 954, 1272, 1431, 1621, 1908, 2862, 3242, 3816, 4863, 5724, 6484, 9726, 11448, 12968, 14589, 19452, 29178, 38904, 43767, 58356, 85913, 87534, 116712, 171826, 175068, 257739, 343652, 350136, 515478, 687304, 773217, 1030956, 1546434, 2061912, 2319651, 3092868, 4639302, 6185736, 9278604, 18557208]

約数ペア:

[(1, 18557208), (2, 9278604), (3, 6185736), (4, 4639302), (6, 3092868), (8, 2319651), (9, 2061912), (12, 1546434), (18, 1030956), (24, 773217), (27, 687304), (36, 515478), (53, 350136), (54, 343652), (72, 257739), (106, 175068), (108, 171826), (159, 116712), (212, 87534), (216, 85913), (318, 58356), (424, 43767), (477, 38904), (636, 29178), (954, 19452), (1272, 14589), (1431, 12968), (1621, 11448), (1908, 9726), (2862, 6484), (3242, 5724), (3816, 4863)]