20147166

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:250

約数の個数: 72

約数和(自身を含む): 48817080

約数和(自身を除く): 28669914

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 169, 179, 222, 234, 333, 338, 358, 481, 507, 537, 666, 962, 1014, 1074, 1443, 1521, 1611, 2327, 2886, 3042, 3222, 4329, 4654, 6253, 6623, 6981, 8658, 12506, 13246, 13962, 18759, 19869, 20943, 30251, 37518, 39738, 41886, 56277, 59607, 60502, 86099, 90753, 112554, 119214, 172198, 181506, 258297, 272259, 516594, 544518, 774891, 1119287, 1549782, 2238574, 3357861, 6715722, 10073583, 20147166]

約数ペア:

[(1, 20147166), (2, 10073583), (3, 6715722), (6, 3357861), (9, 2238574), (13, 1549782), (18, 1119287), (26, 774891), (37, 544518), (39, 516594), (74, 272259), (78, 258297), (111, 181506), (117, 172198), (169, 119214), (179, 112554), (222, 90753), (234, 86099), (333, 60502), (338, 59607), (358, 56277), (481, 41886), (507, 39738), (537, 37518), (666, 30251), (962, 20943), (1014, 19869), (1074, 18759), (1443, 13962), (1521, 13246), (1611, 12506), (2327, 8658), (2886, 6981), (3042, 6623), (3222, 6253), (4329, 4654)]