18871272

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{1783}}^1$

素因数の和:1812

約数の個数: 96

約数和(自身を含む): 61012800

約数和(自身を除く): 42141528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 378, 392, 441, 504, 588, 756, 882, 1176, 1323, 1512, 1764, 1783, 2646, 3528, 3566, 5292, 5349, 7132, 10584, 10698, 12481, 14264, 16047, 21396, 24962, 32094, 37443, 42792, 48141, 49924, 64188, 74886, 87367, 96282, 99848, 112329, 128376, 149772, 174734, 192564, 224658, 262101, 299544, 336987, 349468, 385128, 449316, 524202, 673974, 698936, 786303, 898632, 1048404, 1347948, 1572606, 2096808, 2358909, 2695896, 3145212, 4717818, 6290424, 9435636, 18871272]

約数ペア:

[(1, 18871272), (2, 9435636), (3, 6290424), (4, 4717818), (6, 3145212), (7, 2695896), (8, 2358909), (9, 2096808), (12, 1572606), (14, 1347948), (18, 1048404), (21, 898632), (24, 786303), (27, 698936), (28, 673974), (36, 524202), (42, 449316), (49, 385128), (54, 349468), (56, 336987), (63, 299544), (72, 262101), (84, 224658), (98, 192564), (108, 174734), (126, 149772), (147, 128376), (168, 112329), (189, 99848), (196, 96282), (216, 87367), (252, 74886), (294, 64188), (378, 49924), (392, 48141), (441, 42792), (504, 37443), (588, 32094), (756, 24962), (882, 21396), (1176, 16047), (1323, 14264), (1512, 12481), (1764, 10698), (1783, 10584), (2646, 7132), (3528, 5349), (3566, 5292)]