20206437986

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{773}}^1\times {\mathrm{81181}}^1$

素因数の和:81986

約数の個数: 32

約数和(自身を含む): 36192883968

約数和(自身を除く): 15986445982

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 773, 1546, 5411, 10822, 17779, 35558, 81181, 124453, 162362, 248906, 568267, 1136534, 1867163, 3734326, 13070141, 26140282, 62752913, 125505826, 439270391, 878540782, 1443316999, 2886633998, 10103218993, 20206437986]

約数ペア:

[(1, 20206437986), (2, 10103218993), (7, 2886633998), (14, 1443316999), (23, 878540782), (46, 439270391), (161, 125505826), (322, 62752913), (773, 26140282), (1546, 13070141), (5411, 3734326), (10822, 1867163), (17779, 1136534), (35558, 568267), (81181, 248906), (124453, 162362)]