201616384

素因数分解:

$2^{10}\times {\mathrm{401}}^1\times {\mathrm{491}}^1$

素因数の和:912

約数の個数: 44

約数和(自身を含む): 404863848

約数和(自身を除く): 203247464

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 401, 491, 512, 802, 982, 1024, 1604, 1964, 3208, 3928, 6416, 7856, 12832, 15712, 25664, 31424, 51328, 62848, 102656, 125696, 196891, 205312, 251392, 393782, 410624, 502784, 787564, 1575128, 3150256, 6300512, 12601024, 25202048, 50404096, 100808192, 201616384]

約数ペア:

[(1, 201616384), (2, 100808192), (4, 50404096), (8, 25202048), (16, 12601024), (32, 6300512), (64, 3150256), (128, 1575128), (256, 787564), (401, 502784), (491, 410624), (512, 393782), (802, 251392), (982, 205312), (1024, 196891), (1604, 125696), (1964, 102656), (3208, 62848), (3928, 51328), (6416, 31424), (7856, 25664), (12832, 15712)]