16821608

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 32421600

約数和(自身を除く): 15599992

約数列:

[1, 2, 4, 8, 59, 118, 157, 227, 236, 314, 454, 472, 628, 908, 1256, 1816, 9263, 13393, 18526, 26786, 35639, 37052, 53572, 71278, 74104, 107144, 142556, 285112, 2102701, 4205402, 8410804, 16821608]

約数ペア:

[(1, 16821608), (2, 8410804), (4, 4205402), (8, 2102701), (59, 285112), (118, 142556), (157, 107144), (227, 74104), (236, 71278), (314, 53572), (454, 37052), (472, 35639), (628, 26786), (908, 18526), (1256, 13393), (1816, 9263)]