18778344

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{433}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 51038400

約数和(自身を除く): 32260056

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 139, 156, 278, 312, 417, 433, 556, 834, 866, 1112, 1299, 1668, 1732, 1807, 2598, 3336, 3464, 3614, 5196, 5421, 5629, 7228, 10392, 10842, 11258, 14456, 16887, 21684, 22516, 33774, 43368, 45032, 60187, 67548, 120374, 135096, 180561, 240748, 361122, 481496, 722244, 782431, 1444488, 1564862, 2347293, 3129724, 4694586, 6259448, 9389172, 18778344]

約数ペア:

[(1, 18778344), (2, 9389172), (3, 6259448), (4, 4694586), (6, 3129724), (8, 2347293), (12, 1564862), (13, 1444488), (24, 782431), (26, 722244), (39, 481496), (52, 361122), (78, 240748), (104, 180561), (139, 135096), (156, 120374), (278, 67548), (312, 60187), (417, 45032), (433, 43368), (556, 33774), (834, 22516), (866, 21684), (1112, 16887), (1299, 14456), (1668, 11258), (1732, 10842), (1807, 10392), (2598, 7228), (3336, 5629), (3464, 5421), (3614, 5196)]