19485784

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{773}}^1$

素因数の和:939

約数の個数: 32

約数和(自身を含む): 38452320

約数和(自身を除く): 18966536

約数列:

[1, 2, 4, 8, 23, 46, 92, 137, 184, 274, 548, 773, 1096, 1546, 3092, 3151, 6184, 6302, 12604, 17779, 25208, 35558, 71116, 105901, 142232, 211802, 423604, 847208, 2435723, 4871446, 9742892, 19485784]

約数ペア:

[(1, 19485784), (2, 9742892), (4, 4871446), (8, 2435723), (23, 847208), (46, 423604), (92, 211802), (137, 142232), (184, 105901), (274, 71116), (548, 35558), (773, 25208), (1096, 17779), (1546, 12604), (3092, 6302), (3151, 6184)]