2009388544

素因数分解:

$2^9\times {\mathrm{401}}^1\times {\mathrm{9787}}^1$

素因数の和:10206

約数の個数: 40

約数和(自身を含む): 4025275848

約数和(自身を除く): 2015887304

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 401, 512, 802, 1604, 3208, 6416, 9787, 12832, 19574, 25664, 39148, 51328, 78296, 102656, 156592, 205312, 313184, 626368, 1252736, 2505472, 3924587, 5010944, 7849174, 15698348, 31396696, 62793392, 125586784, 251173568, 502347136, 1004694272, 2009388544]

約数ペア:

[(1, 2009388544), (2, 1004694272), (4, 502347136), (8, 251173568), (16, 125586784), (32, 62793392), (64, 31396696), (128, 15698348), (256, 7849174), (401, 5010944), (512, 3924587), (802, 2505472), (1604, 1252736), (3208, 626368), (6416, 313184), (9787, 205312), (12832, 156592), (19574, 102656), (25664, 78296), (39148, 51328)]