66992684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{20857}}^1$

素因数の和:20945

約数の個数: 24

約数和(自身を含む): 129653328

約数和(自身を除く): 62660644

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 20857, 41714, 83428, 229427, 458854, 917708, 1522561, 3045122, 6090244, 16748171, 33496342, 66992684]

約数ペア:

[(1, 66992684), (2, 33496342), (4, 16748171), (11, 6090244), (22, 3045122), (44, 1522561), (73, 917708), (146, 458854), (292, 229427), (803, 83428), (1606, 41714), (3212, 20857)]