201821696

素因数分解:

$2^9\times {\mathrm{401}}^1\times {\mathrm{983}}^1$

素因数の和:1402

約数の個数: 40

約数和(自身を含む): 404666064

約数和(自身を除く): 202844368

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 401, 512, 802, 983, 1604, 1966, 3208, 3932, 6416, 7864, 12832, 15728, 25664, 31456, 51328, 62912, 102656, 125824, 205312, 251648, 394183, 503296, 788366, 1576732, 3153464, 6306928, 12613856, 25227712, 50455424, 100910848, 201821696]

約数ペア:

[(1, 201821696), (2, 100910848), (4, 50455424), (8, 25227712), (16, 12613856), (32, 6306928), (64, 3153464), (128, 1576732), (256, 788366), (401, 503296), (512, 394183), (802, 251648), (983, 205312), (1604, 125824), (1966, 102656), (3208, 62912), (3932, 51328), (6416, 31456), (7864, 25664), (12832, 15728)]