20174879019

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{547}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 29776969728

約数和(自身を除く): 9602090709

約数列:

[1, 3, 23, 31, 43, 69, 93, 129, 401, 547, 713, 989, 1203, 1333, 1641, 2139, 2967, 3999, 9223, 12431, 12581, 16957, 17243, 23521, 27669, 30659, 37293, 37743, 50871, 51729, 70563, 91977, 219347, 285913, 390011, 396589, 534533, 540983, 658041, 729151, 857739, 1170033, 1189767, 1603599, 1622949, 2187453, 5044981, 6799757, 9431921, 12294259, 15134943, 16770473, 20399271, 28295763, 36882777, 50311419, 156394411, 216934183, 292389551, 469183233, 650802549, 877168653, 6724959673, 20174879019]

約数ペア:

[(1, 20174879019), (3, 6724959673), (23, 877168653), (31, 650802549), (43, 469183233), (69, 292389551), (93, 216934183), (129, 156394411), (401, 50311419), (547, 36882777), (713, 28295763), (989, 20399271), (1203, 16770473), (1333, 15134943), (1641, 12294259), (2139, 9431921), (2967, 6799757), (3999, 5044981), (9223, 2187453), (12431, 1622949), (12581, 1603599), (16957, 1189767), (17243, 1170033), (23521, 857739), (27669, 729151), (30659, 658041), (37293, 540983), (37743, 534533), (50871, 396589), (51729, 390011), (70563, 285913), (91977, 219347)]