20638276

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 36861440

約数和(自身を除く): 16223164

約数列:

[1, 2, 4, 79, 158, 241, 271, 316, 482, 542, 964, 1084, 19039, 21409, 38078, 42818, 65311, 76156, 85636, 130622, 261244, 5159569, 10319138, 20638276]

約数ペア:

[(1, 20638276), (2, 10319138), (4, 5159569), (79, 261244), (158, 130622), (241, 85636), (271, 76156), (316, 65311), (482, 42818), (542, 38078), (964, 21409), (1084, 19039)]