20177391368

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{1723}}^1\times {\mathrm{15091}}^1$

素因数の和:16917

約数の個数: 32

約数和(自身を含む): 38247353760

約数和(自身を除く): 18069962392

約数列:

[1, 2, 4, 8, 97, 194, 388, 776, 1723, 3446, 6892, 13784, 15091, 30182, 60364, 120728, 167131, 334262, 668524, 1337048, 1463827, 2927654, 5855308, 11710616, 26001793, 52003586, 104007172, 208014344, 2522173921, 5044347842, 10088695684, 20177391368]

約数ペア:

[(1, 20177391368), (2, 10088695684), (4, 5044347842), (8, 2522173921), (97, 208014344), (194, 104007172), (388, 52003586), (776, 26001793), (1723, 11710616), (3446, 5855308), (6892, 2927654), (13784, 1463827), (15091, 1337048), (30182, 668524), (60364, 334262), (120728, 167131)]