17952788

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 38164224

約数和(自身を除く): 20211436

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 61, 92, 122, 161, 244, 322, 427, 457, 644, 854, 914, 1403, 1708, 1828, 2806, 3199, 5612, 6398, 9821, 10511, 12796, 19642, 21022, 27877, 39284, 42044, 55754, 73577, 111508, 147154, 195139, 294308, 390278, 641171, 780556, 1282342, 2564684, 4488197, 8976394, 17952788]

約数ペア:

[(1, 17952788), (2, 8976394), (4, 4488197), (7, 2564684), (14, 1282342), (23, 780556), (28, 641171), (46, 390278), (61, 294308), (92, 195139), (122, 147154), (161, 111508), (244, 73577), (322, 55754), (427, 42044), (457, 39284), (644, 27877), (854, 21022), (914, 19642), (1403, 12796), (1708, 10511), (1828, 9821), (2806, 6398), (3199, 5612)]