19366386

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 42690240

約数和(自身を除く): 23323854

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 169, 213, 269, 338, 426, 507, 538, 807, 923, 1014, 1614, 1846, 2769, 3497, 5538, 6994, 10491, 11999, 19099, 20982, 23998, 35997, 38198, 45461, 57297, 71994, 90922, 114594, 136383, 248287, 272766, 496574, 744861, 1489722, 3227731, 6455462, 9683193, 19366386]

約数ペア:

[(1, 19366386), (2, 9683193), (3, 6455462), (6, 3227731), (13, 1489722), (26, 744861), (39, 496574), (71, 272766), (78, 248287), (142, 136383), (169, 114594), (213, 90922), (269, 71994), (338, 57297), (426, 45461), (507, 38198), (538, 35997), (807, 23998), (923, 20982), (1014, 19099), (1614, 11999), (1846, 10491), (2769, 6994), (3497, 5538)]