19731744

素因数分解:

$2^5\times 3^2\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:670

約数の個数: 72

約数和(自身を含む): 56648592

約数和(自身を除く): 36916848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 131, 144, 262, 288, 393, 523, 524, 786, 1046, 1048, 1179, 1569, 1572, 2092, 2096, 2358, 3138, 3144, 4184, 4192, 4707, 4716, 6276, 6288, 8368, 9414, 9432, 12552, 12576, 16736, 18828, 18864, 25104, 37656, 37728, 50208, 68513, 75312, 137026, 150624, 205539, 274052, 411078, 548104, 616617, 822156, 1096208, 1233234, 1644312, 2192416, 2466468, 3288624, 4932936, 6577248, 9865872, 19731744]

約数ペア:

[(1, 19731744), (2, 9865872), (3, 6577248), (4, 4932936), (6, 3288624), (8, 2466468), (9, 2192416), (12, 1644312), (16, 1233234), (18, 1096208), (24, 822156), (32, 616617), (36, 548104), (48, 411078), (72, 274052), (96, 205539), (131, 150624), (144, 137026), (262, 75312), (288, 68513), (393, 50208), (523, 37728), (524, 37656), (786, 25104), (1046, 18864), (1048, 18828), (1179, 16736), (1569, 12576), (1572, 12552), (2092, 9432), (2096, 9414), (2358, 8368), (3138, 6288), (3144, 6276), (4184, 4716), (4192, 4707)]