16989728

素因数分解:

$2^5\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1039}}^1$

素因数の和:1129

約数の個数: 48

約数和(自身を含む): 38787840

約数和(自身を除く): 21798112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 73, 112, 146, 224, 292, 511, 584, 1022, 1039, 1168, 2044, 2078, 2336, 4088, 4156, 7273, 8176, 8312, 14546, 16352, 16624, 29092, 33248, 58184, 75847, 116368, 151694, 232736, 303388, 530929, 606776, 1061858, 1213552, 2123716, 2427104, 4247432, 8494864, 16989728]

約数ペア:

[(1, 16989728), (2, 8494864), (4, 4247432), (7, 2427104), (8, 2123716), (14, 1213552), (16, 1061858), (28, 606776), (32, 530929), (56, 303388), (73, 232736), (112, 151694), (146, 116368), (224, 75847), (292, 58184), (511, 33248), (584, 29092), (1022, 16624), (1039, 16352), (1168, 14546), (2044, 8312), (2078, 8176), (2336, 7273), (4088, 4156)]