17895808

素因数分解:

$2^7\times 7^1\times {\mathrm{19973}}^1$

素因数の和:19994

約数の個数: 32

約数和(自身を含む): 40746960

約数和(自身を除く): 22851152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 19973, 39946, 79892, 139811, 159784, 279622, 319568, 559244, 639136, 1118488, 1278272, 2236976, 2556544, 4473952, 8947904, 17895808]

約数ペア:

[(1, 17895808), (2, 8947904), (4, 4473952), (7, 2556544), (8, 2236976), (14, 1278272), (16, 1118488), (28, 639136), (32, 559244), (56, 319568), (64, 279622), (112, 159784), (128, 139811), (224, 79892), (448, 39946), (896, 19973)]