19710544

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:864

約数の個数: 60

約数和(自身を含む): 45913728

約数和(自身を除く): 26203184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 392, 434, 496, 784, 811, 868, 1519, 1622, 1736, 3038, 3244, 3472, 5677, 6076, 6488, 11354, 12152, 12976, 22708, 24304, 25141, 39739, 45416, 50282, 79478, 90832, 100564, 158956, 175987, 201128, 317912, 351974, 402256, 635824, 703948, 1231909, 1407896, 2463818, 2815792, 4927636, 9855272, 19710544]

約数ペア:

[(1, 19710544), (2, 9855272), (4, 4927636), (7, 2815792), (8, 2463818), (14, 1407896), (16, 1231909), (28, 703948), (31, 635824), (49, 402256), (56, 351974), (62, 317912), (98, 201128), (112, 175987), (124, 158956), (196, 100564), (217, 90832), (248, 79478), (392, 50282), (434, 45416), (496, 39739), (784, 25141), (811, 24304), (868, 22708), (1519, 12976), (1622, 12152), (1736, 11354), (3038, 6488), (3244, 6076), (3472, 5677)]