20163207638

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{647}}^1\times {\mathrm{1301}}^1$

素因数の和:2045

約数の個数: 64

約数和(自身を含む): 36447667200

約数和(自身を除く): 16284459562

約数列:

[1, 2, 7, 14, 29, 58, 59, 118, 203, 406, 413, 647, 826, 1294, 1301, 1711, 2602, 3422, 4529, 9058, 9107, 11977, 18214, 18763, 23954, 37526, 37729, 38173, 75458, 76346, 76759, 131341, 153518, 262682, 264103, 267211, 528206, 534422, 537313, 841747, 1074626, 1107017, 1683494, 2214034, 2226011, 4452022, 5892229, 7749119, 11784458, 15498238, 15582077, 24410663, 31164154, 48821326, 49663073, 99326146, 170874641, 341749282, 347641511, 695283022, 1440229117, 2880458234, 10081603819, 20163207638]

約数ペア:

[(1, 20163207638), (2, 10081603819), (7, 2880458234), (14, 1440229117), (29, 695283022), (58, 347641511), (59, 341749282), (118, 170874641), (203, 99326146), (406, 49663073), (413, 48821326), (647, 31164154), (826, 24410663), (1294, 15582077), (1301, 15498238), (1711, 11784458), (2602, 7749119), (3422, 5892229), (4529, 4452022), (9058, 2226011), (9107, 2214034), (11977, 1683494), (18214, 1107017), (18763, 1074626), (23954, 841747), (37526, 537313), (37729, 534422), (38173, 528206), (75458, 267211), (76346, 264103), (76759, 262682), (131341, 153518)]