2138868

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 5896800

約数和(自身を除く): 3757932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 53, 57, 59, 76, 106, 114, 118, 159, 171, 177, 212, 228, 236, 318, 342, 354, 477, 531, 636, 684, 708, 954, 1007, 1062, 1121, 1908, 2014, 2124, 2242, 3021, 3127, 3363, 4028, 4484, 6042, 6254, 6726, 9063, 9381, 10089, 12084, 12508, 13452, 18126, 18762, 20178, 28143, 36252, 37524, 40356, 56286, 59413, 112572, 118826, 178239, 237652, 356478, 534717, 712956, 1069434, 2138868]

約数ペア:

[(1, 2138868), (2, 1069434), (3, 712956), (4, 534717), (6, 356478), (9, 237652), (12, 178239), (18, 118826), (19, 112572), (36, 59413), (38, 56286), (53, 40356), (57, 37524), (59, 36252), (76, 28143), (106, 20178), (114, 18762), (118, 18126), (159, 13452), (171, 12508), (177, 12084), (212, 10089), (228, 9381), (236, 9063), (318, 6726), (342, 6254), (354, 6042), (477, 4484), (531, 4028), (636, 3363), (684, 3127), (708, 3021), (954, 2242), (1007, 2124), (1062, 2014), (1121, 1908)]