20816096

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 50722560

約数和(自身を除く): 29906464

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 67, 73, 76, 112, 133, 134, 146, 152, 224, 266, 268, 292, 304, 469, 511, 532, 536, 584, 608, 938, 1022, 1064, 1072, 1168, 1273, 1387, 1876, 2044, 2128, 2144, 2336, 2546, 2774, 3752, 4088, 4256, 4891, 5092, 5548, 7504, 8176, 8911, 9709, 9782, 10184, 11096, 15008, 16352, 17822, 19418, 19564, 20368, 22192, 34237, 35644, 38836, 39128, 40736, 44384, 68474, 71288, 77672, 78256, 92929, 136948, 142576, 155344, 156512, 185858, 273896, 285152, 310688, 371716, 547792, 650503, 743432, 1095584, 1301006, 1486864, 2602012, 2973728, 5204024, 10408048, 20816096]

約数ペア:

[(1, 20816096), (2, 10408048), (4, 5204024), (7, 2973728), (8, 2602012), (14, 1486864), (16, 1301006), (19, 1095584), (28, 743432), (32, 650503), (38, 547792), (56, 371716), (67, 310688), (73, 285152), (76, 273896), (112, 185858), (133, 156512), (134, 155344), (146, 142576), (152, 136948), (224, 92929), (266, 78256), (268, 77672), (292, 71288), (304, 68474), (469, 44384), (511, 40736), (532, 39128), (536, 38836), (584, 35644), (608, 34237), (938, 22192), (1022, 20368), (1064, 19564), (1072, 19418), (1168, 17822), (1273, 16352), (1387, 15008), (1876, 11096), (2044, 10184), (2128, 9782), (2144, 9709), (2336, 8911), (2546, 8176), (2774, 7504), (3752, 5548), (4088, 5092), (4256, 4891)]