20232904

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 38820600

約数和(自身を除く): 18587696

約数列:

[1, 2, 4, 8, 89, 157, 178, 181, 314, 356, 362, 628, 712, 724, 1256, 1448, 13973, 16109, 27946, 28417, 32218, 55892, 56834, 64436, 111784, 113668, 128872, 227336, 2529113, 5058226, 10116452, 20232904]

約数ペア:

[(1, 20232904), (2, 10116452), (4, 5058226), (8, 2529113), (89, 227336), (157, 128872), (178, 113668), (181, 111784), (314, 64436), (356, 56834), (362, 55892), (628, 32218), (712, 28417), (724, 27946), (1256, 16109), (1448, 13973)]