31981066

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1579}}^1$

素因数の和:1654

約数の個数: 32

約数和(自身を含む): 55742400

約数和(自身を除く): 23761334

約数列:

[1, 2, 13, 19, 26, 38, 41, 82, 247, 494, 533, 779, 1066, 1558, 1579, 3158, 10127, 20254, 20527, 30001, 41054, 60002, 64739, 129478, 390013, 780026, 841607, 1230041, 1683214, 2460082, 15990533, 31981066]

約数ペア:

[(1, 31981066), (2, 15990533), (13, 2460082), (19, 1683214), (26, 1230041), (38, 841607), (41, 780026), (82, 390013), (247, 129478), (494, 64739), (533, 60002), (779, 41054), (1066, 30001), (1558, 20527), (1579, 20254), (3158, 10127)]