208411904

素因数分解:

$2^8\times {\mathrm{199}}^1\times {\mathrm{4091}}^1$

素因数の和:4306

約数の個数: 36

約数和(自身を含む): 418202400

約数和(自身を除く): 209790496

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 256, 398, 796, 1592, 3184, 4091, 6368, 8182, 12736, 16364, 25472, 32728, 50944, 65456, 130912, 261824, 523648, 814109, 1047296, 1628218, 3256436, 6512872, 13025744, 26051488, 52102976, 104205952, 208411904]

約数ペア:

[(1, 208411904), (2, 104205952), (4, 52102976), (8, 26051488), (16, 13025744), (32, 6512872), (64, 3256436), (128, 1628218), (199, 1047296), (256, 814109), (398, 523648), (796, 261824), (1592, 130912), (3184, 65456), (4091, 50944), (6368, 32728), (8182, 25472), (12736, 16364)]