2019841341

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{359}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 3317760000

約数和(自身を除く): 1297918659

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 239, 359, 399, 413, 717, 1077, 1121, 1239, 1673, 2513, 3363, 4541, 5019, 6821, 7539, 7847, 13623, 14101, 20463, 21181, 23541, 31787, 42303, 47747, 63543, 85801, 95361, 98707, 143241, 148267, 257403, 267919, 296121, 402439, 444801, 600607, 803757, 1207317, 1630219, 1801821, 1875433, 2817073, 4890657, 5062259, 5626299, 8451219, 11411533, 15186777, 34234599, 35435813, 96182921, 106307439, 288548763, 673280447, 2019841341]

約数ペア:

[(1, 2019841341), (3, 673280447), (7, 288548763), (19, 106307439), (21, 96182921), (57, 35435813), (59, 34234599), (133, 15186777), (177, 11411533), (239, 8451219), (359, 5626299), (399, 5062259), (413, 4890657), (717, 2817073), (1077, 1875433), (1121, 1801821), (1239, 1630219), (1673, 1207317), (2513, 803757), (3363, 600607), (4541, 444801), (5019, 402439), (6821, 296121), (7539, 267919), (7847, 257403), (13623, 148267), (14101, 143241), (20463, 98707), (21181, 95361), (23541, 85801), (31787, 63543), (42303, 47747)]