208697764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{70793}}^1$

素因数の和:70875

約数の個数: 24

約数和(自身を含む): 404375328

約数和(自身を除く): 195677564

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 1474, 2948, 70793, 141586, 283172, 778723, 1557446, 3114892, 4743131, 9486262, 18972524, 52174441, 104348882, 208697764]

約数ペア:

[(1, 208697764), (2, 104348882), (4, 52174441), (11, 18972524), (22, 9486262), (44, 4743131), (67, 3114892), (134, 1557446), (268, 778723), (737, 283172), (1474, 141586), (2948, 70793)]