19778752

素因数分解:

$2^6\times 7^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:103

約数の個数: 112

約数和(自身を含む): 49377600

約数和(自身を除く): 29598848

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 53, 56, 64, 68, 98, 106, 112, 119, 136, 196, 212, 224, 238, 272, 343, 371, 392, 424, 448, 476, 544, 686, 742, 784, 833, 848, 901, 952, 1088, 1372, 1484, 1568, 1666, 1696, 1802, 1904, 2597, 2744, 2968, 3136, 3332, 3392, 3604, 3808, 5194, 5488, 5831, 5936, 6307, 6664, 7208, 7616, 10388, 10976, 11662, 11872, 12614, 13328, 14416, 18179, 20776, 21952, 23324, 23744, 25228, 26656, 28832, 36358, 41552, 44149, 46648, 50456, 53312, 57664, 72716, 83104, 88298, 93296, 100912, 145432, 166208, 176596, 186592, 201824, 290864, 309043, 353192, 373184, 403648, 581728, 618086, 706384, 1163456, 1236172, 1412768, 2472344, 2825536, 4944688, 9889376, 19778752]

約数ペア:

[(1, 19778752), (2, 9889376), (4, 4944688), (7, 2825536), (8, 2472344), (14, 1412768), (16, 1236172), (17, 1163456), (28, 706384), (32, 618086), (34, 581728), (49, 403648), (53, 373184), (56, 353192), (64, 309043), (68, 290864), (98, 201824), (106, 186592), (112, 176596), (119, 166208), (136, 145432), (196, 100912), (212, 93296), (224, 88298), (238, 83104), (272, 72716), (343, 57664), (371, 53312), (392, 50456), (424, 46648), (448, 44149), (476, 41552), (544, 36358), (686, 28832), (742, 26656), (784, 25228), (833, 23744), (848, 23324), (901, 21952), (952, 20776), (1088, 18179), (1372, 14416), (1484, 13328), (1568, 12614), (1666, 11872), (1696, 11662), (1802, 10976), (1904, 10388), (2597, 7616), (2744, 7208), (2968, 6664), (3136, 6307), (3332, 5936), (3392, 5831), (3604, 5488), (3808, 5194)]