18877260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:631

約数の個数: 96

約数和(自身を含む): 57657600

約数和(自身を除く): 38780340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 57, 58, 60, 76, 87, 95, 114, 116, 145, 174, 190, 228, 285, 290, 348, 380, 435, 551, 570, 571, 580, 870, 1102, 1140, 1142, 1653, 1713, 1740, 2204, 2284, 2755, 2855, 3306, 3426, 5510, 5710, 6612, 6852, 8265, 8565, 10849, 11020, 11420, 16530, 16559, 17130, 21698, 32547, 33060, 33118, 34260, 43396, 49677, 54245, 65094, 66236, 82795, 99354, 108490, 130188, 162735, 165590, 198708, 216980, 248385, 314621, 325470, 331180, 496770, 629242, 650940, 943863, 993540, 1258484, 1573105, 1887726, 3146210, 3775452, 4719315, 6292420, 9438630, 18877260]

約数ペア:

[(1, 18877260), (2, 9438630), (3, 6292420), (4, 4719315), (5, 3775452), (6, 3146210), (10, 1887726), (12, 1573105), (15, 1258484), (19, 993540), (20, 943863), (29, 650940), (30, 629242), (38, 496770), (57, 331180), (58, 325470), (60, 314621), (76, 248385), (87, 216980), (95, 198708), (114, 165590), (116, 162735), (145, 130188), (174, 108490), (190, 99354), (228, 82795), (285, 66236), (290, 65094), (348, 54245), (380, 49677), (435, 43396), (551, 34260), (570, 33118), (571, 33060), (580, 32547), (870, 21698), (1102, 17130), (1140, 16559), (1142, 16530), (1653, 11420), (1713, 11020), (1740, 10849), (2204, 8565), (2284, 8265), (2755, 6852), (2855, 6612), (3306, 5710), (3426, 5510)]